Library / Earth
Earth
Geology, volcanoes, glaciers, and the deep past — Lyell, Agassiz, and the first attempts to read the planet's own archive. 679 books.
679 shown
| Title | Author | Language | Released | Size | # |
|---|---|---|---|---|---|
| A bacteriological study of ham souring | Charles Neil McBryde | English | September 28, 2022 | 174.7K | 69062 |
| A Catechism of Familiar Things; Their History, and the Events Which Led to Their Discovery | Benziger Brothers | English | September 20, 2005 | 411.3K | 16728 |
| A century of science in America | — | English | May 11, 2024 | 1.0M | 73605 |
| A Century's Progress in Astronomy | Hector Macpherson | English | November 3, 2020 | 336.3K | 63615 |
| A decade of negro extension work, 1914-1924 | O. B. Martin | English | May 11, 2023 | 118.9K | 70741 |
| A Hand-book of Precious Stones | Meyer D. Rothschild | English | October 17, 2019 | 145.7K | 60512 |
| A history of land mammals in the western hemisphere | William Berryman Scott | English | January 14, 2025 | 1.2M | 75110 |
| A History of Science, Volume 3(of 5) | Henry Smith Williams | English | April, 1999 | 517.0K | 1707 |
| A Journey in Brazil | Louis Agassiz | English | December 12, 2017 | 1.0M | 56171 |
| A Living from the Land | William B. Duryee | English | July 3, 2010 | 267.9K | 33060 |
| A Manual of Conchology | Thomas Wyatt | English | September 7, 2018 | 418.0K | 57860 |
| A Manual of Elementary Geology | Sir Charles Lyell | English | November 17, 2010 | 1.5M | 34350 |
| A Method of Tanning without Bark | William Maple | English | July 24, 2018 | 55.5K | 57576 |
| A Monograph of the Trilobites of North America: with Coloured Models of the Species | Jacob Green | English | September 18, 2021 | 153.6K | 66333 |
| A New Genus of Pennsylvanian Fish (Crossopterygii, Coelacanthiformes) from Kansas | Joan Echols | English | August 28, 2010 | 70.5K | 33560 |
| A Pictorial Atlas of Fossil Remains, consisting of coloured illustrations selected from Parkinson's "Organic remains of a former world," and Artis's "Antediluvian phytology." | Gideon Algernon Mantell | English | January 31, 2021 | 381.4K | 64434 |
| A Pictorial Booklet on Early Jamestown Commodities and Industries | J. Paul Hudson | English | June 25, 2012 | 81.6K | 40080 |
| A Possible Solution of the Number Series on Pages 51 to 58 of the Dresden Codex | Carl E. Guthe | English | March 16, 2013 | 99.5K | 42346 |
| A Report upon the Mollusk Fisheries of Massachusetts | Massachusetts. Commissioners on Fisheries and Game | English | February 8, 2015 | 688.0K | 48195 |
| A Review of the Resources and Industries of the State of Washington, 1909 | Ithamar Howell | English | March 2, 2005 | 291.1K | 15229 |
| A Study of Recent Earthquakes | Charles Davison | English | April 12, 2008 | 553.7K | 25062 |
| A természettudomány fejlődésének története (1. kötet) | Wilhelm Bölsche | Hungarian | May 8, 2022 | 245.0K | 68025 |
| A Text-Book of Astronomy | George C. Comstock | English | January 3, 2011 | 660.2K | 34834 |
| A Text-book of Entomology | A. S. Packard | English | March 2, 2021 | 1.8M | 64677 |
| A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public | Frank Bertram Wade | English | February 12, 2009 | 317.1K | 28058 |
| A Theory of Creation: A Review of 'Vestiges of the Natural History of Creation' | Francis Bowen | English | February 19, 2008 | 152.2K | 24648 |
| A Tour in Ireland. 1776-1779 | Arthur Young | English | August 25, 2007 | 280.9K | 22387 |
| A Treatise on Meteorological Instruments | Enrico Angelo Lodovico Negretti | English | June 18, 2011 | 446.9K | 36457 |
| ABC's of Science | — | English | — | 29.4K | 1331 |
| Aberdeenshire | Alexander Mackie | English | April 5, 2024 | 243.5K | 73335 |
| Account of the Skeleton of the Mammoth | Rembrandt Peale | English | May 10, 2015 | 72.1K | 48915 |
| Aërial Navigation | Albert Francis Zahm | English | September 11, 2019 | 852.9K | 60277 |
| Amateur Fish Culture | Charles Edward Walker | English | February 29, 2008 | 132.8K | 24719 |
| American Journal of Science, Vol. 1. | Various | English | July 28, 2016 | 952.0K | 52663 |
| An Assessment of the Consequences and Preparations for a Catastrophic California Earthquake: Findings and Actions Taken | Various | English | June 7, 2006 | 140.3K | 18527 |
| An Egyptian oasis | H. J. L. Beadnell | English | April 4, 2023 | 407.7K | 70461 |
| An Essay on the Encroachments of the German Ocean Along the Norfolk Coast | William Hewitt | English | October 22, 2018 | 198.3K | 58151 |
| An Expedition to Mount St. Elias, Alaska | Israel C. Russell | English | October 25, 2020 | 380.6K | 63553 |
| An Expository Outline of the "Vestiges of the Natural History of Creation" | Anonymous | English | June 6, 2006 | 168.4K | 18521 |
| An Introduction to the History of Science | Walter Libby | English | September 7, 2012 | 477.4K | 40706 |
| An Introduction to the Study of Meteorites | British Museum . Department of Mineralogy | English | October 19, 2014 | 406.2K | 47147 |
| Animal Castration | Alexandre François Augustin Liautard | English | May 20, 2019 | 194.4K | 59560 |
| Are the Planets Inhabited? | E. Walter Maunder | English | April 23, 2011 | 252.4K | 35937 |
| Asbestos, Its production and use | Robert H. Jones | English | January 30, 2011 | 153.3K | 35121 |
| ASCE 1193: The Water-Works and Sewerage of Monterrey, N. L., Mexico | G. R. G. Conway | English | December 31, 2011 | 291.7K | 38455 |
| Ascendo al Monto-Blanka en 1787 | Horace Bénédict de Saussure | Esperanto | June 14, 2020 | 78.7K | 62394 |
| Astronomy for Young Folks | Isabel Martin Lewis | English | March 11, 2014 | 392.4K | 45112 |
| Astronomy of To-day: A Popular Introduction in Non-Technical Language | Cecil Goodrich Julius Dolmage | English | April 21, 2009 | 625.2K | 28570 |
| Aus den Tiefen des Weltmeeres | Carl Chun | German | September 6, 2014 | 162.9K | 46781 |
| Australasian Fossils: A Students' Manual of Palaeontology | Frederick Chapman | English | March 16, 2019 | 496.2K | 59074 |
| Australian insects | Walter W. Froggatt | English | July 15, 2025 | 1012.3K | 76505 |
| Baharia Oasis | John Ball | English | April 10, 2024 | 222.5K | 73366 |
| Bamboo, Considered as a Paper-making Material | Thomas Routledge | English | February 2, 2017 | 74.9K | 54090 |
| Barometer and Weather Guide | — | English | December 19, 2007 | 91.3K | 23921 |
| Barrier beaches of the Atlantic coast | Frederick J. H. Merrill | English | July 19, 2022 | 44.7K | 68564 |
| Bases pour servir aux entreprises de colonisation dans les territoires nationaux de la Republique Argentine | Auguste Brougnes | French | August 25, 2007 | 186.4K | 22393 |
| Beach Rambles in Search of Seaside Pebbles and Crystals | John George Francis | English | November 5, 2018 | 234.1K | 58235 |
| Beginselen der dierkunde | J. Ritzema Bos | Dutch | February 17, 2010 | 248.5K | 31310 |
| Biscayne Bay, Dade Co., Florida, Between the 25th and 26th Degrees of Latitude. | — | English | June 27, 2015 | 60.3K | 49300 |
| Blackwood's Edinburgh Magazine — Volume 53, No. 330, April 1843 | — | English | — | 540.4K | 11745 |
| Blackwood's Edinburgh Magazine, No. 401, March 1849 | Various | English | March 25, 2013 | 569.3K | 42412 |
| Blackwood's Edinburgh Magazine, Vol. 76, No. 468, October, 1854 | Various | English | January 4, 2025 | 538.2K | 75032 |
| Breeding minks in Louisiana for their fur: A profitable industry | William André Elfer | English | July 7, 2012 | 36.9K | 40157 |
| Breves instruc��es aos correspondentes da Academia das Sciencias de Lisboa sobre as remessas dos productos, e noticias pertencentes a' Historia da Natureza, para formar hum Museo Nacional | Unknown | Portuguese | April 20, 2005 | 69.6K | 15668 |
| British Museum (Natural History) General Guide | — | English | May 5, 2018 | 229.0K | 57098 |
| Bryce Canyon National Park, Utah (1952) | — | English | July 10, 2019 | 49.6K | 59881 |
| Buchanan's Journal of Man, December 1887 | — | English | January 13, 2009 | 130.0K | 27796 |
| Buffon's Natural History, Volume 01 (of 10) | comte de Georges Louis Leclerc Buffon | English | January 29, 2014 | 418.0K | 44792 |
| Buffon's Natural History, Volume 02 (of 10) | comte de Georges Louis Leclerc Buffon | English | May 7, 2014 | 422.9K | 45602 |
| Business Hints for Men and Women | A. R. Calhoun | English | July 1, 2004 | 230.7K | 6167 |
| Butchering and curing meats in China | Carl Oscar Levine | English | June 10, 2022 | 119.8K | 68282 |
| Cacao Culture in the Philippines | William Scrugham Lyon | English | October 16, 2010 | 80.4K | 33921 |
| Canada West | — | English | March 1, 2011 | 225.6K | 35439 |
| Canyons of the Colorado | John Wesley Powell | English | May 1, 2005 | 517.0K | 8082 |
| Catálogo Instructivo de las Colecciones Mineralógicas | E. Hermitté and G. Bodenbender | Spanish | December 22, 2006 | 37.2K | 20159 |
| Catalogue of Violent and Destructive Earthquakes in the Philippines | Miguel Saderra Mas� | English | June 11, 2006 | 142.0K | 18556 |
| Cave Hunting | William Boyd Dawkins | English | June 28, 2016 | 829.8K | 52424 |
| Cave Regions of the Ozarks and Black Hills | Luella Agnes Owen | English | December 19, 2005 | 311.9K | 17354 |
| Chambers's Edinburgh Journal, No. 453 | Various | English | August 1, 2007 | 139.3K | 22199 |
| Chambers's Journal of Popular Literature, Science, and Art, Fifth Series, No. 44, Vol. I, November 1, 1884 | Various | English | October 13, 2021 | 116.6K | 66531 |
| Chambers's Journal of Popular Literature, Science, and Art, Fifth Series, No. 45, Vol. I, November 8, 1884 | Various | English | October 20, 2021 | 118.4K | 66575 |
| Charles Lyell and Modern Geology | T. G. Bonney | English | November 29, 2010 | 394.7K | 34502 |
| Checking the Waste: A Study in Conservation | Mary Huston Gregory | English | February 24, 2007 | 426.7K | 20653 |
| Chiricahua National Monument (1958) | United States. National Park Service | English | June 7, 2019 | 32.1K | 59688 |
| Climate and Time in Their Geological Relations | James Croll | English | July 18, 2020 | 1.3M | 62693 |
| Climatic Changes: Their Nature and Causes | Ellsworth Huntington | English | October 26, 2011 | 632.4K | 37855 |
| Cloud Studies | Arthur William Clayden | English | July 16, 2017 | 234.5K | 55126 |
| Coal and the coal mines | Homer Greene | English | October 11, 2022 | 364.3K | 69134 |
| Coal, and What We Get from It | Raphael Meldola | English | July 15, 2010 | 295.9K | 33165 |
| Color Images from Mars Rovers | Bob Webster | English | April 19, 2004 | 42.3K | 12082 |
| Color Standards and Color Nomenclature | Robert Ridgway | English | August 31, 2020 | 198.0K | 63087 |
| Common Minerals and Rocks | William O. Crosby | English | June 24, 2015 | 333.8K | 49271 |
| Common objects of the microscope | J. G. Wood | English | July 18, 2017 | 305.0K | 55146 |
| Comparative geography | Carl Ritter | English | May 13, 2024 | 416.2K | 73615 |
| Comparison of Methods of Sewage Purification | Theodore Clifford Phillips | English | July 24, 2019 | 64.6K | 59980 |
| Conservation Through Engineering | Franklin K. Lane | English | April 6, 2010 | 120.4K | 31899 |
| Contagious Abortion of Cows | Ward J. MacNeal | English | February 12, 2011 | 56.3K | 35258 |
| Continental Monthly, Volume 5, Issue 4 | Various | English | July 13, 2006 | 461.0K | 18820 |
| Coral and Coral Reefs | Thomas Henry Huxley | English | November 1, 2001 | 57.1K | 2937 |
| Coral Reefs | Charles Darwin | English | June 1, 2001 | 516.9K | 2690 |
| Coral Reefs; Volcanic Islands; South American Geology — Complete | Charles Darwin | English | May 1, 2003 | 1.7M | 4022 |
| Cork: Being the story of the origin of cork, the processes employed in its manufacture & its various uses in the world to-day | Armstrong Cork Company | English | January 30, 2023 | 49.7K | 69909 |
| Cork: Its Origin and Industrial Uses | Gilbert Erwin Stecher | English | July 31, 2012 | 172.8K | 40376 |
| Cosmografía | Amédée Guillemin | Spanish | March 29, 2007 | 143.6K | 20930 |
| Cosmos- A Sketch of the Physical Description of the Universe, Vol. 1 | — | English | — | 1.1M | 14565 |
| Coyotes in Their Economic Relations | David E. Lantz | English | July 26, 2014 | 82.5K | 46421 |
| Craters of the Moon | — | English | August 21, 2020 | 112.2K | 62994 |
| Crystals | A. E. H. Tutton | English | July 15, 2022 | 495.6K | 68530 |
| Curiosities of Science, Past and Present | John Timbs | English | March 17, 2015 | 716.6K | 48516 |
| Cyrus Hall McCormick: His Life and Work | Herbert Newton Casson | English | January 31, 2013 | 311.1K | 41953 |
| Darstellende Geometrie des Geländes | Rudolf Rothe | German | October 21, 2018 | 209.6K | 58148 |
| Darwinism. The Noachian Flood | Thomas Roscoe Rede Stebbing | English | February 8, 2021 | 64.6K | 64499 |
| De aardbeving van San Francisco | Hugo de Vries | Dutch | April 21, 2006 | 135.7K | 18221 |
| De koraal-eilanden: fragment uit het dagboek van een natuuronderzoeker | Charles Darwin | Dutch | January 29, 2015 | 50.6K | 48109 |
| De Re Metallica, Translated from the First Latin Edition of 1556 | Georg Agricola | English | November 14, 2011 | 1.8M | 38015 |
| De Reis om de Wereld | Charles Darwin | Dutch | September 19, 2010 | 1.3M | 33764 |
| De Wereld vóór de schepping van den mensch | Nicolas Camille Flammarion | Dutch | October 18, 2006 | 973.4K | 19585 |
| De Wonderbouw der Wereld | Anton Pannekoek | Dutch | June 12, 2019 | 667.0K | 59744 |
| Dell'antico stato del lago di Pusiano nell'alto Milanese | Carlo Redaelli | Italian | May 14, 2018 | 95.6K | 57160 |
| Der Harz | Friedrich Günther | German | April 14, 2020 | 322.0K | 61833 |
| Der Tabak: Studien über seine Kultur und Biologie | C. J. Koning | German | March 16, 2016 | 241.2K | 51474 |
| Deserts: Geology and Resources | A. S. Walker | English | October 14, 2014 | 80.2K | 47108 |
| Devils Postpile National Monument, California [1984] | — | English | June 7, 2021 | 25.7K | 65551 |
| Devils Tower National Monument, Wyoming (1949) | United States. National Park Service | English | June 13, 2019 | 28.5K | 59748 |
| Devonshire | Francis A. Knight | English | January 23, 2014 | 317.3K | 44738 |
| Dialogo sopra la generatione de venti, baleni, tuoni, fulgori, fiumi, laghi, valli et montagne | Camillo Agrippa | Italian | March 14, 2006 | 69.1K | 17986 |
| Diamonds | William Crookes | English | January 4, 2020 | 162.9K | 61096 |
| Die Entstehung der Kontinente und Ozeane | Alfred Wegener | German | April 23, 2014 | 382.5K | 45460 |
| Die Naturwissenschaften in ihrer Entwicklung und in ihrem Zusammenhange, I. Band | Friedrich Dannemann | German | November 1, 2016 | 1.2M | 53428 |
| Die Nutzpflanzen unserer Kolonien und ihre wirtschaftliche Bedeutung für das Mutterland | Diedrich Westermann | German | August 3, 2013 | 165.7K | 43392 |
| Die Philippinen und ihre Bewohner | C. Semper | German | March 13, 2008 | 383.4K | 24820 |
| Diggers in the Earth | Eva March Tappan | English | March 6, 2008 | 160.4K | 24762 |
| Dinosaurs | William Diller Matthew | English | September 16, 2006 | 206.9K | 19302 |
| Discourses- Biological & Geological | — | English | — | 565.9K | 10060 |
| Dragons of the Air: An Account of Extinct Flying Reptiles | H. G. Seeley | English | February 18, 2011 | 372.6K | 35316 |
| Draining for Profit, and Draining for Health | George E. Waring | English | October 4, 2006 | 474.8K | 19465 |
| Earth and Sky Every Child Should Know | Julia Ellen Rogers | English | May 30, 2010 | 337.0K | 32598 |
| Earth dams, a study | Burr Bassell | English | August 9, 2022 | 151.0K | 68721 |
| Earth Features and Their Meaning | William Herbert Hobbs | English | December 12, 2015 | 1.0M | 50671 |
| Earthquakes | Kaye M. Shedlock | English | November 13, 2014 | 47.1K | 47340 |
| Earthquakes and other earth movements | John Milne | English | July 29, 2019 | 683.6K | 60007 |
| Earthwork Slips and Subsidences upon Public Works | John Newman | English | December 5, 2017 | 523.1K | 56132 |
| Een Jaar aan Kaap Hoorn | Door Doctor Hijades | Dutch | February 14, 2005 | 84.9K | 15037 |
| Een Reis naar het Land van de Cacao en de Suiker | Th. Dufau | Dutch | August 31, 2007 | 90.3K | 22481 |
| Eiszeit und Klimawechsel | Wilhelm Bölsche | German | March 31, 2019 | 224.8K | 59161 |
| El aceite de olivas | Alessandro Bizzarri | Spanish | January 13, 2013 | 261.0K | 41842 |
| El Mar | Jules Michelet | Spanish | August 12, 2008 | 525.6K | 26284 |
| Encyclopaedia Britannica, 11th Edition, "Geodesy" to "Geometry" | Various | English | September 17, 2011 | 1.3M | 37461 |
| Encyclopaedia Britannica, 11th Edition, "Joints" to "Justinian I." | Various | English | October 6, 2012 | 1.1M | 40956 |
| Encyclopaedia Britannica, 11th Edition, "Magnetite" to "Malt" | Various | English | June 1, 2013 | 1.1M | 42854 |
| Ephemerides Barometricae Mutinenses (anni M.DC.XCIV) | Bernardino Ramazzini | Latin | January 26, 2016 | 169.2K | 51045 |
| Essay on the Theory of the Earth | baron Georges Cuvier | English | August 12, 2020 | 874.3K | 62918 |
| Etna: A History of the Mountain and of its Eruptions | G. F. Rodwell | English | March 30, 2010 | 224.0K | 31827 |
| Everglades Wildguide | Jean Craighead George | English | June 24, 2017 | 157.3K | 54970 |
| Every-day Science: Volume 6. The Conquest of Nature | Henry Smith Williams | English | December 24, 2013 | 538.5K | 44502 |
| Every-day Science: Volume 7. The Conquest of Time and Space | Henry Smith Williams | English | September 27, 2013 | 509.9K | 43819 |
| Evolution and Classification of the Pocket Gophers of the Subfamily Geomyinae | Robert J. Russell | English | July 20, 2012 | 306.3K | 40282 |
| Experiments on Animals | Stephen Paget | English | May 8, 2013 | 696.7K | 42660 |
| Familiar Talks on Science: World-Building and Life; Earth, Air and Water. | Elisha Gray | English | August 11, 2010 | 336.0K | 33405 |
| Festländer und Meere im Wechsel der Zeiten | Wilhelm Bölsche | German | December 23, 2017 | 257.5K | 56239 |
| Fishing Grounds of the Gulf of Maine | Walter H. Rich | English | February 13, 2005 | 261.0K | 15035 |
| Florida Caverns State Park | Robert O. Vernon | English | July 2, 2014 | 50.9K | 46171 |
| Florulae Insularum Australium Prodromus | Georg Forster | Latin | May 22, 2011 | 122.4K | 36186 |
| Flytraps and Their Operation [1921] | F. C. Bishopp | English | September 18, 2020 | 53.5K | 63226 |
| Flytraps and Their Operation [1930] | F. C. Bishopp | English | September 18, 2020 | 54.9K | 63227 |
| Fossil Ice Crystals: An Instance of the Practical Value of "Pure Science" | Johan August Udden | English | September 18, 2010 | 38.5K | 33760 |
| Fossils: A Story of the Rocks and Their Record of Prehistoric Life | Harvey C. Markman | English | July 22, 2017 | 203.3K | 55168 |
| Fragments of Earth Lore: Sketches & Addresses Geological and Geographical | James Geikie | English | October 14, 2014 | 924.4K | 47119 |
| Galileo Galilei and the Roman Curia | Karl von Gebler | English | September 1, 2019 | 804.0K | 60215 |
| Gem-Stones and Their Distinctive Characters | George Frederick Herbert Smith | English | December 22, 2019 | 492.2K | 60990 |
| Geography of the Air | A. W. Greely | English | September 4, 2020 | 48.6K | 63122 |
| Geological Contemporaneity and Persistent Types of Life | Thomas Henry Huxley | English | November 1, 2001 | 64.4K | 2936 |
| Geological facts; or, the crust of the earth, what it is, and what are its uses | W. G. Barrett | English | November 12, 2023 | 405.2K | 72100 |
| Geological Observations on South America | Charles Darwin | English | January 1, 2003 | 842.0K | 3620 |
| Geological Report on Asbestos and its Indications, in the Province of Quebec, Canada | Lucius J. Boyd | English | September 4, 2010 | 35.2K | 33630 |
| Geologische Beobachtungen über die Vulcanischen Inseln | Charles Darwin | German | May 1, 2010 | 466.3K | 32201 |
| Geology | James Geikie | English | February 18, 2011 | 204.9K | 35317 |
| Geology and Inhabitants of the Ancient World | Richard Owen | English | June 17, 2020 | 88.4K | 62414 |
| Geology and Revelation | Gerald Molloy | English | September 4, 2016 | 695.1K | 52973 |
| Geology of Devils Tower National Monument, Wyoming | Charles Sherwood Robinson | English | September 14, 2015 | 57.3K | 49966 |
| Geology, Vol. 1 [of 3] | Thomas C. Chamberlin | English | August 27, 2024 | 1.4M | 74316 |
| Geology: The Science of the Earth's Crust | William J. Miller | English | December 12, 2014 | 604.8K | 47648 |
| Getting Gold: A Gold-Mining Handbook for Practical Men | J. C. F. Johnson | English | June 24, 2013 | 537.3K | 43027 |
| Getting Gold: A Practical Treatise for Prospectors, Miners and Students | J. C. F. Johnson | English | April 13, 2006 | 317.2K | 3679 |
| Gilbert Weather Bureau (Meteorology) for Boys | A. C. Gilbert | English | February 13, 2022 | 151.1K | 67391 |
| Glacières; or, Freezing Caverns | Edwin Swift Balch | English | June 2, 2016 | 503.5K | 52216 |
| Glaciers and Glaciation in Glacier National Park | James L. Dyson | English | August 3, 2020 | 66.5K | 62831 |
| Glaciers of the Rockies and Selkirks, 2nd. ed. | A. P. Coleman | English | January 21, 2016 | 65.8K | 50986 |
| Glen Canyon Dam | — | English | July 24, 2019 | 39.8K | 59979 |
| Grundzüge der Paläontologie (Paläozoologie). 1. Abteilung: Invertebrata. | Karl Alfred von Zittel | German | April 16, 2023 | 1.7M | 70567 |
| Guatemala, the country of the future | Charles M. Pepper | English | December 10, 2011 | 161.1K | 38264 |
| Guide to Rocks and Minerals of Illinois | — | English | September 15, 2021 | 103.6K | 66308 |
| Guide to the Geologic Map of Illinois | — | English | June 26, 2021 | 49.4K | 65704 |
| Guide to the Norris Geyser Basin | George A. Algard | English | September 23, 2021 | 31.3K | 66364 |
| Guidebook of Palo Duro Canyon | West Texas State University. Geological Society | English | November 19, 2015 | 52.7K | 50487 |
| Half-Hours with the Stars | Richard A. Proctor | English | November 3, 2007 | 68.7K | 23300 |
| Half-hours with the Telescope | Richard A. Proctor | English | September 28, 2005 | 210.6K | 16767 |
| Handbook of Birmingham | British Association for the Advancement of Science | English | August 5, 2015 | 866.9K | 49622 |
| Heroes of science | P. Martin Duncan | English | March 23, 2023 | 543.3K | 70356 |
| Hertfordshire | Richard Lydekker | English | February 13, 2019 | 238.4K | 58879 |
| Het eerste ontwerp voor de bedijking der Zuiderzee, 1848 | Jakob Kloppenburg | Dutch | June 9, 2013 | 349.1K | 42903 |
| Het Eiland Urk: Zijn Bodem, voortbrengselen en bewoners | Pieter Harting | Dutch | November 1, 2013 | 156.7K | 44088 |
| Het Haarlemmer-Meer-Boek | Jan Adriaansz Leeghwater | Dutch | September 12, 2009 | 333.2K | 29967 |
| Het Yellowstone-Park | Hugo de Vries | Dutch | November 7, 2016 | 336.9K | 53476 |
| Hints to Travellers, Scientific and General, Vol. 2 | — | English | March 20, 2022 | 744.8K | 67668 |
| Histoire d'une Montagne | Elisée Reclus | French | December 5, 2019 | 327.0K | 60850 |
| Histoire des légumes | Georges Gibault | French | November 12, 2021 | 810.1K | 66715 |
| History of the Water Supply of the World | Thomas J. Bell | English | August 24, 2021 | 371.1K | 66130 |
| Hochtouren im tropischen Amerika | Hans Meyer | German | May 16, 2023 | 284.9K | 70774 |
| Home Pork Making | A. W. Fulton | English | May 18, 2010 | 232.9K | 32414 |
| Hovey's Handbook of the Mammoth Cave of Kentucky | Horace Carver Hovey | English | June 3, 2015 | 107.0K | 49130 |
| How old are fossils? | Sharat Kumar Roy | English | November 21, 2023 | 46.8K | 72188 |
| How Old Is It? The Story of Dating in Archeaology | James Schoenwetter | English | April 24, 2021 | 47.4K | 65151 |
| How to Prosper in Boll Weevil Territory | George Howard Alford | English | December 23, 2010 | 72.1K | 34729 |
| How to Select Cows | Willis P. Hazard | English | August 4, 2020 | 305.9K | 62852 |
| How to Use the Popular Science Library; History of Science; General Index | Garrett Putman Serviss | English | February 6, 2016 | 1.1M | 51133 |
| How We Are Fed: A Geographical Reader | James Franklin Chamberlain | English | February 5, 2012 | 183.7K | 38762 |
| Humboldt | Robert Green Ingersoll | English | November 22, 2011 | 46.0K | 38096 |
| Ice-Caves of France and Switzerland | — | English | — | 571.0K | 14012 |
| Ideen zu einer Physiognomik der Gewächse | Alexander von Humboldt | German | September 24, 2007 | 56.5K | 22761 |
| Identifying Hardwoods Growing on Pine Sites | Clair A. Brown | English | August 8, 2021 | 82.7K | 66012 |
| Illogical Geology, the Weakest Point in the Evolution Theory | George McCready Price | English | February 7, 2013 | 267.4K | 42043 |
| Illustrations of the Huttonian Theory of the Earth | John Playfair | English | February 6, 2022 | 725.1K | 67331 |
| Im Zauber des Tierlebens | Friedrich von Lucanus | German | September 3, 2024 | 642.2K | 74363 |
| Implement sheds | K. J. T. Ekblaw | English | April 2, 2016 | 50.6K | 51639 |
| Importanza e risultati degli incrociamenti in avicoltura | Teodoro Pascal | Italian | April 1, 2018 | 98.6K | 56888 |
| In Het Rijk van Vulcaan | R. A. van Sandick | Dutch | March 19, 2006 | 365.9K | 18016 |
| Industrial Minerals and Metals of Illinois | J. E. Lamar | English | May 23, 2021 | 100.4K | 65426 |
| Insect manufactures | Anonymous | English | May 14, 2024 | 156.1K | 73626 |
| Insects and Diseases of Trees in the South | Anonymous | English | December 1, 2015 | 160.5K | 50584 |
| Inside Illinois: Mineral Resources | — | English | September 16, 2021 | 61.4K | 66317 |
| Instrvcçam sobre a cvltvra das amoreiras, & criaçaõ dos bichos da seda | Rafael Bluteau | Portuguese | December 21, 2022 | 149.0K | 69596 |
| Is Mars habitable- A critical examination of Professor Percival Lowell's book -Mars and its canals,- with an | — | English | — | 151.0K | 10855 |
| Istruzioni popolari per la buona tenuta dei bachi da seta | Tito Poggi | Italian | March 13, 2017 | 46.5K | 54352 |
| Jahreszahlen der Erdgeschichte | Reinhold Lotze | German | June 7, 2022 | 200.1K | 68258 |
| James Geikie, the Man and the Geologist | Marion I. Newbigin | English | January 4, 2015 | 377.9K | 47871 |
| Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage Round the World of H.M.S. Beagle Under the Command of Captain Fitz Roy, R.N. | Charles Darwin | English | February 1, 2003 | 1.2M | 3704 |
| Komet und Erde: Eine astronomische Erzählung | Camille Flammarion | German | December 15, 2019 | 174.7K | 60930 |
| Komet und Weltuntergang | Wilhelm Bölsche | German | April 25, 2020 | 191.8K | 61928 |
| Krakatau en de Straat Soenda | Anonymous | Dutch | February 14, 2005 | 68.8K | 15038 |
| Kulturgeschichte der Nutzpflanzen, Band IV, 1. Hälfte | Ludwig Reinhardt | German | April 7, 2020 | 1.8M | 61775 |
| Kulturgeschichte der Nutzpflanzen, Band IV, 2. Hälfte | Ludwig Reinhardt | German | April 7, 2020 | 1.9M | 61776 |
| L'anatra: Allevamento per la produzione della carne | Carlo Alberto Gonin | Italian | November 17, 2018 | 170.4K | 58296 |
| L'art de faire le vin avec les raisins secs | J.-F. Audibert | French | March 27, 2013 | 345.0K | 42421 |
| L'art et maniere de semer | David Brossard | French | September 8, 2007 | 102.2K | 22543 |
| La flore utile du bassin de la Gambie | A. Rançon | French | May 24, 2024 | 393.5K | 73689 |
| La mer | Jules Michelet | French | November 1, 2007 | 493.7K | 23279 |
| La terre et la lune: forme extérieure et structure interne | P. Puiseux | French | July 13, 2009 | 388.1K | 29397 |
| La Vita Sul Pianeta Marte | G. V. Schiaparelli | Italian | March 1, 2005 | 151.1K | 7781 |
| Landesverein Sächsischer Heimatschutz — Mitteilungen Band XV, Heft 7–10 | — | German | August 28, 2025 | 183.1K | 76751 |
| Le monde de la mer | Alfred Moquin-Tandon | French | January 24, 2023 | 962.9K | 69872 |
| Le piante utili dell' Eritrea | Georg August Schweinfurth | Italian | January 7, 2025 | 140.5K | 75054 |
| Le Sahara | E. F. Gautier | French | June 24, 2025 | 329.5K | 76368 |
| Leçons de cosmographie | A. Guilmin | French | October 8, 2007 | 733.5K | 22917 |
| Lectures on Popular and Scientific Subjects | John Sutherland Sinclair, Earl of Caithness | English | March 26, 2005 | 219.6K | 15468 |
| Lectures on Ventilation | Lewis W. Leeds | English | August 1, 2011 | 161.3K | 36936 |
| Leisure hours among the gems | Augustus C. Hamlin | English | December 16, 2022 | 630.8K | 69560 |
| Les grands froids | Emile Bouant | French | September 17, 2013 | 515.1K | 43760 |
| Les Merveilles de la Locomotion | E. Deharme | French | February 2, 2013 | 404.6K | 41968 |
| Les Touâreg du nord | Henri Duveyrier | French | July 29, 2025 | 1.3M | 76587 |
| Letters on Astronomy | Denison Olmsted | English | July 15, 2012 | 831.6K | 40240 |
| Life History of the Kangaroo Rat | Charles T. Vorhies and Walter P. Taylor | English | March 11, 2006 | 133.4K | 17966 |
| Life's Dawn on Earth | Sir John William Dawson | English | December 25, 2015 | 419.1K | 50767 |
| Lippincott's Magazine of Popular Literature and Science, Volume 11, No. 22, January, 1873 | — | English | — | 409.1K | 14327 |
| Louis Agassiz: His Life and Correspondence | Louis Agassiz | English | July 1, 2004 | 968.3K | 6078 |
| Maahengen uskossa | Eero Eerola | Finnish | May 15, 2022 | 101.6K | 68087 |
| Madam How and Lady Why | Charles Kingsley | English | April 19, 2005 | 408.6K | 1697 |
| Making Home Profitable | Kate V. Saint Maur | English | February 25, 2019 | 317.2K | 58962 |
| Mammoth Hot Springs Area: Yellowstone National Park | Anonymous | English | September 28, 2021 | 36.4K | 66403 |
| Man and Nature; Or, Physical Geography as Modified by Human Action | George P. Marsh | English | November 9, 2011 | 1.4M | 37957 |
| Man and the Glacial Period | G. Frederick Wright | English | January 18, 2016 | 751.4K | 50957 |
| Man's Place in the Universe | Alfred Russel Wallace | English | June 6, 2012 | 548.7K | 39928 |
| Mars and Its Canals | Percival Lowell | English | October 1, 2014 | 544.9K | 47015 |
| Mars and Its Mystery | Edward Sylvester Morse | English | November 24, 2013 | 261.1K | 44270 |
| Marvels of Scientific Invention | Thomas W. Corbin | English | November 18, 2011 | 496.3K | 38045 |
| Matthew Fontaine Maury, the Pathfinder of the Seas | Charles Lee Lewis | English | April 13, 2021 | 530.2K | 65071 |
| Meeresfische | Kurt Floericke | German | September 24, 2018 | 249.1K | 57967 |
| Meinauer Naturlehre | — | German | July 18, 2009 | 74.0K | 29436 |
| Memoria hydrografica das ilhas de Cabo Verde | F. A. Cabral | Portuguese | June 12, 2011 | 41.1K | 36404 |
| Memoria sobre as diversas salgas da sardinha | Clemente Ferreira França | Portuguese | June 30, 2011 | 41.2K | 36560 |
| Meteorology; or, Weather Explained | J. G. M'Pherson | English | February 19, 2012 | 207.4K | 38928 |
| Meteorology: The Science of the Atmosphere | Charles Fitzhugh Talman | English | October 5, 2014 | 640.7K | 47059 |
| Micrographia | Robert Hooke | English | March 29, 2005 | 895.2K | 15491 |
| Mineral Survey Procedures Guide, 1980 | — | English | June 23, 2020 | 262.1K | 62462 |
| Mineralogia Polyglotta | Christian Keferstein | German | September 18, 2005 | 587.1K | 16718 |
| Minerals in rock sections | Lea McIlvaine Luquer | English | May 2, 2025 | 343.6K | 76003 |
| Miscellanea Curiosa, Vol. 1 | — | English | August 27, 2015 | 633.5K | 49791 |
| Miscellanea Curiosa, Vol. 3 | Royal Society | English | October 16, 2015 | 647.1K | 50229 |
| Missions au Sahara, tome 2 | René Chudeau | French | July 22, 2024 | 866.9K | 74093 |
| Modern Geography | Marion I. Newbigin | English | July 10, 2012 | 332.2K | 40187 |
| Modern shipbuilding and the men engaged in it | David Pollock | English | May 19, 2024 | 631.3K | 73651 |
| Modern ships of war | Sir Edward J. Reed | English | June 22, 2024 | 695.2K | 73887 |
| Mosaic of New Mexico's Scenery, Rocks, and History | — | English | October 24, 2017 | 437.0K | 55800 |
| Motor Truck Logging Methods | Frederick Malcolm Knapp | English | September 8, 2011 | 122.0K | 37359 |
| My experiments with volcanoes | Thomas Augustus Jaggar | English | January 18, 2023 | 519.2K | 69830 |
| Narrative of the Circumnavigation of the Globe by the Austrian Frigate Novara, Volume I | Ritter von Karl Scherzer | English | December 31, 2011 | 871.3K | 38456 |
| Natural & Artificial Sewage Treatment | Alfred Stowell Jones | English | February 24, 2018 | 208.4K | 56637 |
| Natural Bridges National Monument (1954) | United States. National Park Service | English | June 16, 2019 | 31.0K | 59761 |
| Natural Gemstones | Geological Survey | English | January 16, 2015 | 46.7K | 47999 |
| Nature readers | Julia McNair Wright | English | December 26, 2023 | 612.3K | 72508 |
| Naturstudien im Hause | Karl Kraepelin | German | May 3, 2023 | 413.4K | 70692 |
| North America | Israel C. Russell | English | May 3, 2011 | 925.8K | 36024 |
| Notes on the Fenland; with A Description of the Shippea Man | Thomas McKenny Hughes | English | August 29, 2013 | 88.8K | 43597 |
| Nouvelle géographie universelle (1/19) | Elisée Reclus | French | March 20, 2009 | 2.1M | 28370 |
| Nuclear Clocks | Henry Faul | English | May 29, 2015 | 119.3K | 49070 |
| Nuestra Pampa; libro de lectura | W. Jaime Molins | Spanish | October 15, 2020 | 710.4K | 63464 |
| O credito agricola em Portugal | Jaime de Magalhães Lima | Portuguese | January 23, 2008 | 54.3K | 24412 |
| Obed Hussey | Various | English | October 15, 2006 | 314.0K | 19547 |
| Observations Géologiques sur les Îles Volcaniques Explorées par l'Expédition du "Beagle" | Charles Darwin | French | February 1, 2006 | 481.0K | 9824 |
| Observations of a Naturalist in the Pacific Between 1896 and 1899, Volume 1 | H. B. Guppy | English | August 2, 2015 | 1012.3K | 49572 |
| Observations on Mount Vesuvius, Mount Etna, and Other Volcanos | Sir William Hamilton | English | March 1, 2011 | 197.7K | 35433 |
| Old Mines of Southern California | William H. Storms | English | January 31, 2018 | 308.5K | 56478 |
| Omphalos | Philip Henry Gosse | English | June 3, 2012 | 463.8K | 39910 |
| On the Connexion of the Physical Sciences | Mary Somerville | English | August 21, 2016 | 1.3M | 52869 |
| On the Red Chalk of England | Thomas Wiltshire | English | March 17, 2013 | 61.9K | 42356 |
| One Hundred Proofs That the Earth Is Not a Globe | William Carpenter | English | August 19, 2017 | 139.7K | 55387 |
| Ontwerp van wet tot afsluiting en droogmaking van de Zuiderzee met toelichtende memorie | Cornelis Lely | Dutch | June 3, 2011 | 126.5K | 36317 |
| Op Martinique en Sint-Vincent, de veelgeteisterde eilanden | Gerrit Verschuur | Dutch | February 1, 2009 | 94.4K | 27961 |
| Op�sculos por Alexandre Herculano - Tomo VII | Alexandre Herculano | Portuguese | November 9, 2005 | 330.4K | 17036 |
| Other Worlds | Garrett P. Serviss | English | May 22, 2006 | 326.1K | 18431 |
| Oudewater en omtrek, Geologisch, Mythologisch en Geschiedkundig Geschetst | Willem Cornelis van Zijll | Dutch | April 13, 2018 | 942.5K | 56977 |
| Our Italy | Charles Dudley Warner | English | April 5, 2009 | 343.2K | 28506 |
| Outlines of a Mechanical Theory of Storms | T. Bassnett | English | July 8, 2006 | 470.2K | 18791 |
| Outlines of Creation | Elisha Noyce | English | May 4, 2015 | 519.8K | 48876 |
| Outlines of the Earth's History | Nathaniel Southgate Shaler | English | June 12, 2006 | 852.0K | 18562 |
| Peppermint | Alice Henkel | English | May 4, 2025 | 49.2K | 76015 |
| Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 | Alexander von Humboldt | English | August 1, 2004 | 1.2M | 6322 |
| Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 | Alexander von Humboldt | English | December 1, 2004 | 1.2M | 7014 |
| Peter Parley's Wonders of the Earth, Sea, and Sky | Samuel G. Goodrich | English | August 20, 2020 | 334.1K | 62982 |
| Petroleum | Albert Lidgett | English | August 16, 2016 | 297.5K | 52825 |
| Philosophical Transactions of the Royal Society - Vol 1 - 1666 | Various | English | May 11, 2009 | 920.3K | 28758 |
| Philosophical transactions, Vol. L. Part I. For the year 1757. | Various | English | July 18, 2021 | 810.5K | 65867 |
| Philosophical transactions, Vol. L. Part II. For the year 1758. | Various | English | June 26, 2022 | 676.7K | 68412 |
| Photographs of Nebulæ and Clusters, Made with the Crossley Reflector | James Edward Keeler | English | June 19, 2011 | 173.2K | 36470 |
| Physical Geography | Mary Somerville | English | March 21, 2020 | 1.5M | 61652 |
| Pioneer Saturn Encounter | United States. National Aeronautics and Space Administration | English | October 7, 2017 | 55.9K | 55695 |
| Plato's Doctrine Respecting the Rotation of the Earth and Aristotle's Comment Upon That Doctrine | George Grote | English | August 7, 2012 | 99.4K | 40439 |
| Pleasant Ways in Science | Richard A. Proctor | English | March 17, 2017 | 850.1K | 54376 |
| Pleasures of the telescope | Garrett Putman Serviss | English | May 10, 2009 | 325.2K | 28752 |
| Polarforskningen | A. G. Nathorst | Swedish | April 26, 2009 | 82.0K | 28611 |
| Political and commercial geology and the world's mineral resources | — | English | July 1, 2023 | 1.6M | 71082 |
| Popular Books on Natural Science | Aaron David Bernstein | English | August 27, 2011 | 239.0K | 37224 |
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| Practical Exercises in Elementary Meteorology | Robert DeCourcy Ward | English | November 11, 2012 | 465.2K | 41351 |
| Prairie, Peak, and Plateau: A Guide to the Geology of Colorado | John Chronic | English | August 21, 2019 | 234.9K | 60143 |
| Preliminary Report on Gowganda Mining Division District of Nipissing Ontario | W. H. Collins | English | April 17, 2021 | 145.6K | 65091 |
| Pressure, Resistance, and Stability of Earth | J. C. Meem | English | October 25, 2005 | 174.5K | 16938 |
| Principles of Geology | Sir Charles Lyell | English | July 22, 2010 | 2.5M | 33224 |
| Problems of the Libyan Desert | John Ball | English | October 20, 2025 | 198.1K | 77091 |
| Proceedings of the California Academy of Sciences, Volume III, 1863-1867 | Various | English | January 16, 2020 | 1.1M | 61184 |
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| Ragnarok : the Age of Fire and Gravel | Ignatius Donnelly | English | February 1, 2004 | 738.3K | 5109 |
| Rapport sur un voyage botanique en Algérie, de Philippeville à Biskra et dans les Monts Aurès, entrepris en 1853 sous le patronage du Ministère de la guerre | E. Cosson | French | May 3, 2024 | 482.2K | 73526 |
| Rat Proofing Buildings and Premises | James Silver | English | July 10, 2020 | 83.0K | 62608 |
| Reading the Weather | T. Morris Longstreth | English | April 17, 2012 | 277.5K | 39466 |
| Records of the Fossil Mammal Sinclairella, Family Apatemyidae, From the Chadronian and Orellan | William A. Clemens | English | October 20, 2009 | 36.9K | 30297 |
| Reflections on the Decline of Science in England, and on Some of Its Causes | — | English | — | 302.8K | 1216 |
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| Relics of Primeval Life: Beginning of Life in the Dawn of Geological Time | Sir John William Dawson | English | January 31, 2022 | 361.8K | 67287 |
| Remarks Concerning Stones Said to Have Fallen from the Clouds, Both in These Days, and in Antient Times | Edward King | English | July 1, 2009 | 71.1K | 29281 |
| Remarks on some fossil impressions in the sandstone rocks of Connecticut River | John Collins Warren | English | October 11, 2010 | 79.9K | 34056 |
| Report on the geology of the Henry Mountains | Grove Karl Gilbert | English | January 16, 2025 | 367.1K | 75119 |
| Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia) | Ernst Haeckel | English | December 27, 2013 | 2.9M | 44525 |
| Riesen und Drachen der Vorzeit. Geschichte der Erde, Dritter Teil | R. Bommeli | German | April 16, 2020 | 209.6K | 61850 |
| River and Canal Engineering, the characteristics of open flowing streams, and the principles and methods to be followed in dealing with them. | E. S. Bellasis | English | April 3, 2018 | 350.1K | 56909 |
| Road Guide to Lassen Volcanic National Park | Paul E. Schulz | English | November 16, 2016 | 74.0K | 53539 |
| Rocks and Their Origins | Grenville A. J. Cole | English | March 22, 2022 | 256.5K | 67685 |
| Rodent Control Aided by Emergency Conservation Work | Stanley Paul Young | English | April 20, 2019 | 44.7K | 59318 |
| Rollo's Philosophy. [Air] | Jacob Abbott | English | April 27, 2008 | 197.6K | 25206 |
| Round the year with the stars | Garrett Putman Serviss | English | June 24, 2022 | 204.6K | 68391 |
| Sand dunes story | Donna P. Bessken | English | February 14, 2020 | 44.1K | 61402 |
| Science in Arcady | Grant Allen | English | July 18, 2005 | 506.3K | 16325 |
| Scientific American magazine, Vol. 2 Issue 1 | Various | English | January 21, 2009 | 150.8K | 27867 |
| Scientific American Supplement, No. 275, April 9, 1881 | Various | English | May 1, 2005 | 294.1K | 8195 |
| Scientific American Supplement, No. 299, September 24, 1881 | Various | English | July 1, 2005 | 261.9K | 8408 |
| Scientific American Supplement, No. 344, August 5, 1882 | Various | English | August 1, 2005 | 267.8K | 8717 |
| Scientific American Supplement, No. 360, November 25, 1882 | Various | English | July 1, 2005 | 250.2K | 8559 |
| Scientific American Supplement, No. 362, December 9, 1882 | Various | English | August 1, 2005 | 251.0K | 8687 |
| Scientific American Supplement, No. 363, December 16, 1882 | Various | English | July 1, 2005 | 249.2K | 8452 |
| Scientific American Supplement, No. 365, December 30, 1882 | Various | English | July 6, 2006 | 213.7K | 18763 |
| Scientific American Supplement, No. 384, May 12, 1883 | Various | English | September 1, 2005 | 241.6K | 8862 |
| Scientific American Supplement, No. 401, September 8, 1883 | Various | English | August 1, 2005 | 240.6K | 8718 |
| Scientific American Supplement, No. 421, January 26, 1884 | Various | English | July 24, 2005 | 205.9K | 16353 |
| Scientific American Supplement, No. 430, March 29, 1884 | Various | English | July 1, 2005 | 235.7K | 8484 |
| Scientific American Supplement, No. 433, April 19, 1884 | Various | English | October 1, 2005 | 229.5K | 9076 |
| Scientific American Supplement, No. 441, June 14, 1884. | Various | English | May 16, 2005 | 260.4K | 15833 |
| Scientific American Supplement, No. 443, June 28, 1884 | Various | English | September 29, 2005 | 189.6K | 16773 |
| Scientific American Supplement, No. 446, July 19, 1884 | — | English | — | 231.8K | 11385 |
| Scientific American Supplement, No. 460, October 25, 1884 | — | English | — | 231.0K | 11734 |
| Scientific American Supplement, No. 484, April 11, 1885 | — | English | — | 207.3K | 13939 |
| Scientific American Supplement, No. 492, June 6, 1885 | — | English | — | 220.9K | 12490 |
| Scientific American Supplement, No. 497, July 11, 1885 | Various | English | January 1, 2006 | 234.0K | 9666 |
| Scientific American Supplement, No. 508, September 26, 1885 | Various | English | October 3, 2005 | 239.4K | 16792 |
| Scientific American Supplement, No. 520, December 19, 1885 | — | English | — | 200.8K | 13401 |
| Scientific American Supplement, No. 531, March 6, 1886 | — | English | — | 230.2K | 11383 |
| Scientific American Supplement, No. 561, October 2, 1886 | Various | English | July 27, 2005 | 279.5K | 16360 |
| Scientific American Supplement, No. 601, July 9, 1887 | — | English | — | 214.1K | 11498 |
| Scientific American Supplement, No. 613, October 1, 1887 | Various | English | May 24, 2005 | 258.5K | 15889 |
| Scientific American Supplement, No. 623, December 10, 1887 | Various | English | July 12, 2005 | 241.8K | 16270 |
| Scientific American Supplement, No. 648, June 2, 1888. | Various | English | December 24, 2011 | 280.0K | 38403 |
| Scientific American Supplement, No. 711, August 17, 1889 | Various | English | October 31, 2005 | 256.9K | 16972 |
| Scientific American Supplement, No. 717, September 28, 1889 | Various | English | February 12, 2006 | 269.7K | 17755 |
| Scientific American Supplement, No. 787, January 31, 1891 | — | English | — | 250.8K | 14009 |
| Scientific American Supplement, No. 829, November 21, 1891 | Various | English | February 14, 2005 | 238.7K | 15051 |
| Scientific American Supplement, No. 832, December 12, 1891 | Various | English | February 14, 2005 | 248.6K | 15052 |
| Scientific American Supplement, No. 841, February 13, 1892 | Various | English | February 27, 2005 | 284.2K | 15193 |
| Scientific American Supplement, Vol. XV., No. 388, June 9, 1883 | Various | English | March 20, 2005 | 267.0K | 15417 |
| Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880 | Various | English | January 3, 2012 | 220.9K | 38482 |
| Scientific American, Vol. XXXIX.No. 6. [New Series.], August 10, 1878 | Various | English | July 22, 2013 | 285.2K | 43282 |
| Scientific American, Vol. XXXVII.—No. 2. [New Series.], July 14, 1877 | Various | English | January 3, 2012 | 287.7K | 38481 |
| Scientific American, Volume 17, No. 26 December 28, 1867 | Various | English | September 1, 2005 | 274.0K | 8951 |
| Scientific American, Volume 22, No. 1, January 1, 1870 | Various | English | September 1, 2005 | 424.9K | 8952 |
| Scientific American, Volume 40, No. 13, March 29, 1879 | Various | English | July 18, 2006 | 268.3K | 18866 |
| Scientific American, Volume 56, No. 9, February 26, 1887 | Various | English | February 18, 2015 | 266.0K | 48300 |
| Scott Greenwood and Co. Catalogue of Special Technical Works, 1903 | Greenwood & Co. Scott | English | January 31, 2013 | 145.4K | 41952 |
| Seasoning of Wood | J. B. Wagner | English | September 12, 2008 | 590.9K | 26598 |
| Secrets of Earth and Sea | Sir E. Ray Lankester | English | December 17, 2016 | 443.1K | 53751 |
| Significant Achievements in Space Bioscience 1958-1964 | United States. National Aeronautics and Space Administration | English | July 17, 2012 | 376.9K | 40268 |
| Some Salient Points in the Science of the Earth | Sir John William Dawson | English | June 2, 2019 | 934.9K | 59658 |
| Sounding the Ocean of Air | Abbott Lawrence Rotch | English | May 29, 2011 | 228.4K | 36252 |
| Standard methods for the examination of water and sewage | American Public Health Association. Laboratory Section | English | February 20, 2020 | 323.4K | 61462 |
| Stellar Evolution and Its Relations to Geological Time | James Croll | English | June 13, 2015 | 223.0K | 49200 |
| Stonehenge and Other British Stone Monuments Astronomically Considered | Sir Norman Lockyer | English | June 8, 2020 | 516.0K | 62342 |
| Symmes's Theory of Concentric Spheres | James McBride | English | March 9, 2017 | 220.2K | 54329 |
| Tableau du climat et du sol des États-Unis d'Amérique | C.-F. Volney | French | September 16, 2014 | 729.7K | 46870 |
| Talon-Pojan Sää- eli Ilma-Kirja | Anonymous | Finnish | December 20, 2024 | 34.3K | 74951 |
| Terrestrial and Celestial Globes Volume 1 | Edward Luther Stevenson | English | June 11, 2012 | 502.8K | 39866 |
| Terrestrial and Celestial Globes Volume 2 | Edward Luther Stevenson | English | June 11, 2012 | 667.4K | 39867 |
| Texas Fossils: An Amateur Collector's Handbook | William Henry Matthews | English | January 5, 2018 | 310.3K | 56315 |
| Texas Gemstones | Elbert A. King | English | August 6, 2019 | 135.4K | 60070 |
| Texas Rocks and Minerals: An Amateur's Guide | Roselle M. Girard | English | August 18, 2016 | 337.4K | 52839 |
| The A B C of Mining: A Handbook for Prospectors | Charles A. Bramble | English | April 1, 2014 | 257.1K | 45287 |
| The American Journal of Science and Arts, Volume 50 (First Series) | Various | English | November 23, 2014 | 1.0M | 47436 |
| The Ancestry of Modern Amphibia: A Review of the Evidence | Theodore H. Eaton | English | September 8, 2011 | 70.4K | 37350 |
| The Ancient Life History of the Earth | — | English | — | 877.6K | 14279 |
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| The Ancient Volcanoes of Great Britain, Volume 2 (of 2) | Archibald Geikie | English | January 5, 2022 | 1.4M | 66493 |
| The Andes and the Amazon | James Orton | English | September 8, 2006 | 625.6K | 19209 |
| The Antiquity of Man | Sir Charles Lyell | English | August 1, 2004 | 1010.4K | 6335 |
| The Arctic regions and the northern whale-fishery | William Scoresby | English | November 20, 2022 | 279.2K | 69389 |
| The Argentine in the Twentieth Century | Alberto B. Martínez | English | March 30, 2014 | 845.5K | 45261 |
| The Asteroids; Or Minor Planets Between Mars and Jupiter. | Daniel Kirkwood | English | December 6, 2012 | 117.7K | 41570 |
| The Atlantic Monthly, Volume 06, No. 33, July, 1860 | — | English | — | 469.9K | 11604 |
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| The autobiography of Arthur Young | Arthur Young | English | April 19, 2024 | 799.7K | 73426 |
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| The Bedbug [1934] | C. L. Marlatt | English | September 18, 2020 | 55.7K | 63229 |
| The Birth-Time of the World and Other Scientific Essays | J. (John) Joly | English | August 28, 2005 | 474.0K | 16614 |
| The Book of Shells | — | English | December 18, 2019 | 237.1K | 60961 |
| The Book of Stars: Being a Simple Explanation of the Stars and Their Uses to Boy Life | A. Frederick Collins | English | January 23, 2022 | 334.6K | 67234 |
| The Book of the Damned | Charles Fort | English | August 31, 2007 | 666.7K | 22472 |
| The Book of the National Parks | Robert Sterling Yard | English | December 12, 2008 | 629.7K | 27513 |
| The Book of the Ocean | Ernest Ingersoll | English | January 5, 2018 | 623.4K | 56311 |
| The Botanist's Companion, Volume II | — | English | — | 542.1K | 12363 |
| The Chain of Life in Geological Time | Sir John William Dawson | English | May 30, 2011 | 419.0K | 36261 |
| The cherries of New York | U. P. Hedrick | English | July 19, 2014 | 1.2M | 46327 |
| The Coal Measures Amphibia of North America | Roy Lee Moodie | English | June 2, 2019 | 811.7K | 59662 |
| The Coming Ice Age | C. A. M. Taber | English | August 29, 2019 | 201.2K | 60195 |
| The Common Rocks and Minerals of Missouri | W. D. Keller | English | June 11, 2019 | 164.3K | 59737 |
| The course of creation | John Anderson | English | April 27, 2023 | 855.4K | 70648 |
| The cranberry | — | English | January 30, 2023 | 64.4K | 69910 |
| The Cruise of the Betsey | Hugh Miller | English | March 8, 2009 | 1003.8K | 28273 |
| The Deluge in the Light of Modern Science: A Discourse | William Denton | English | July 6, 2008 | 73.6K | 25975 |
| The description and use of the globes and the orrery | Joseph Harris | English | March 26, 2020 | 291.3K | 61683 |
| The Desert World | Arthur Mangin | English | August 3, 2013 | 1.0M | 43396 |
| The Diatomaceæ of Philadelphia and Vicinity | Charles S. Boyer | English | January 3, 2014 | 432.5K | 44569 |
| The Dinosaur Quarry. Dinosaur National Monument, Colorado-Utah | John M. Good | English | June 26, 2015 | 104.2K | 49288 |
| The Divining Rod: Virgula Divina—Baculus Divinatorius (Water-Witching) | Charles Latimer | English | February 26, 2014 | 118.3K | 45020 |
| The Eagle's Nest | John Ruskin | English | June 11, 2013 | 376.1K | 42917 |
| The Earth as Modified by Human Action | George P. Marsh | English | July 1, 2004 | 1.5M | 6019 |
| The Earth's Beginning | Robert S. Ball | English | March 17, 2019 | 621.7K | 59080 |
| The Economic Aspect of Geology | C. K. Leith | English | January 19, 2009 | 1.0M | 27842 |
| The Edinburgh New Philosophical Journal, Vol. XLIX | Various | English | February 18, 2013 | 527.5K | 42128 |
| The Elements of Geology | William Harmon Norton | English | August 4, 2012 | 755.4K | 40404 |
| The Elements of Geology | William Harmon Norton | English | July 1, 2003 | 669.8K | 4204 |
| The Elements of Geology; Adapted to the Use of Schools and Colleges | Justin R. Loomis | English | January 13, 2013 | 327.2K | 41840 |
| The Eruption of Vesuvius in 1872 | Luigi Palmieri | English | August 22, 2010 | 254.4K | 33483 |
| The evolution of climate | C. E. P. Brooks | English | January 14, 2024 | 321.0K | 72714 |
| The evolution of the oil industry | Victor Ross | English | October 16, 2025 | 241.1K | 77066 |
| The exploration of Tibesti, Erdi, Borkou, and Ennedi in 1912-1917 | Jean Tilho | English | October 17, 2025 | 226.0K | 77071 |
| The Fabric of Civilization | Guaranty Trust Company of New York | English | June 5, 2009 | 171.1K | 29048 |
| The Face of the Earth as Seen from the Air | Willis T. Lee | English | May 9, 2020 | 160.0K | 62068 |
| The Fairy-Land of Science | Arabella B. Buckley | English | May 1, 2004 | 342.4K | 5726 |
| The Fayûm and Lake Mœris | R. H. Brown | English | December 21, 2023 | 268.4K | 72471 |
| The filtration of public water-supplies | Allen Hazen | English | September 21, 2022 | 748.7K | 69025 |
| The Fishing Industry | William E. Gibbs | English | November 4, 2016 | 237.2K | 53447 |
| The Floors of the Ocean: 1. The North Atlantic | Bruce C. Heezen | English | May 29, 2015 | 292.6K | 49069 |
| The flow of time in the Connecticut valley | George W. Bain | English | August 29, 2018 | 263.4K | 57800 |
| The Flying Saucers are Real | Donald E. Keyhoe | English | June 1, 2004 | 349.2K | 5883 |
| The Foot-prints of the Creator | Hugh Miller | English | February 28, 2022 | 658.3K | 67527 |
| The Forms of Water in Clouds and Rivers, Ice and Glaciers | John Tyndall | English | November 18, 2020 | 303.1K | 63803 |
| The geography and geology of south-eastern Egypt | John Ball | English | June 20, 2024 | 1.1M | 73879 |
| The Geography of New Jersey | Henry Snyder | English | September 4, 2021 | 103.2K | 66218 |
| The Geography of the Region about Devil's Lake and the Dalles of the Wisconsin | Rollin D. Salisbury | English | November 27, 2011 | 323.0K | 38148 |
| The Geologic Setting of the John Day Country: Grant County, Oregon | Thomas P. Thayer | English | September 26, 2014 | 50.4K | 46969 |
| The Geologic Story of Arches National Park | Stanley William Lohman | English | February 3, 2016 | 191.3K | 51116 |
| The Geologic Story of Canyonlands National Park | Stanley William Lohman | English | January 27, 2016 | 236.4K | 51048 |
| The Geologic Story of Colorado National Monument | Stanley William Lohman | English | June 14, 2016 | 283.0K | 52325 |
| The Geologic Story of Glacier National Park | James L. Dyson | English | June 30, 2019 | 74.1K | 59836 |
| The Geologic Story of Mount Rainier | Dwight R. Crandell | English | September 4, 2019 | 87.9K | 60234 |
| The Geologic Story of Palo Duro Canyon | William Henry Matthews | English | May 28, 2016 | 127.5K | 52179 |
| The Geologic Story of the Great Plains | Donald E. Trimble | English | October 6, 2020 | 119.3K | 63396 |
| The Geological History of Fossil Butte National Monument and Fossil Basin | Paul O. McGrew | English | August 30, 2015 | 155.4K | 49829 |
| The Geological Story of the Isle of Wight | J. Cecil Hughes | English | October 14, 2010 | 236.1K | 33925 |
| The Geology of Button Bay State Park | Harry W. Dodge | English | January 25, 2020 | 53.2K | 61230 |
| The Geology of Darling State Park | Harry W. Dodge | English | November 19, 2019 | 51.0K | 60730 |
| The Glaciers of the Alps | John Tyndall | English | November 2, 2010 | 866.0K | 34192 |
| The Hawaiian Islands | Hawaii. Department of Foreign Affairs | English | July 12, 2009 | 167.4K | 29383 |
| The History of Creation, Vol. 1 (of 2) | Ernst Haeckel | English | August 14, 2012 | 699.3K | 40472 |
| The History of Creation, Vol. 2 (of 2) | Ernst Haeckel | English | August 14, 2012 | 826.4K | 40473 |
| The History of Esculent Fish | Roger North | English | January 17, 2021 | 121.3K | 64319 |
| The Hollow Earth | F. T. Ives | English | May 19, 2022 | 199.5K | 68122 |
| The Home of the Blizzard | Sir Douglas Mawson | English | July 1, 2004 | 1.3M | 6137 |
| The Hurricane Guide | William Radcliff Birt | English | June 8, 2006 | 123.0K | 18534 |
| The International Monthly, Volume 4, No. 4, November 1, 1851 | Various | English | November 2, 2011 | 824.5K | 37904 |
| The Introduction of Self-Registering Meteorological Instruments | Robert P. Multhauf | English | May 22, 2010 | 71.7K | 32482 |
| The Journal of Geology, January-February 1893 | Various | English | May 26, 2019 | 272.5K | 59611 |
| The Journal of Geology, May-June 1893 | Various | English | May 2, 2019 | 261.8K | 59419 |
| The Kansas University Quarterly, Vol. I, No. 1 (1892) | Various | English | July 26, 2017 | 130.0K | 55207 |
| The Kansas University science bulletin, Vol. I, No. 6, September 1902 | — | English | August 25, 2023 | 42.4K | 71486 |
| The Kansas University science bulletin, Vol. I, No. 7, September 1902 | — | English | August 27, 2023 | 55.2K | 71501 |
| The Khedive's Country | George Manville Fenn | English | November 8, 2010 | 227.3K | 34245 |
| The Land of Midian (Revisited) — Volume 1 | Sir Richard Francis Burton | English | December 1, 2004 | 505.1K | 7111 |
| The Law of Storms | John Ross | English | October 19, 2017 | 68.1K | 55774 |
| The life of a fossil hunter | Charles H. Sternberg | English | May 18, 2018 | 423.6K | 57178 |
| The Lights of the Church and the Light of Science | Thomas Henry Huxley | English | May 1, 2001 | 74.7K | 2632 |
| The Lobster Fishery of Maine | John N. Cobb | English | January 7, 2006 | 122.6K | 17475 |
| The Market Reporter, Vol. 4, No. 15 | Various | English | December 9, 2018 | 229.9K | 58445 |
| The Mechanical Properties of Wood | — | English | — | 365.4K | 12299 |
| The Medals of Creation, Volumes 1 and 2 | Gideon Algernon Mantell | English | August 9, 2020 | 1.7M | 62891 |
| The Meeting-Place of Geology and History | Sir John William Dawson | English | July 2, 2012 | 320.2K | 40121 |
| The Mentor: Reclaiming the Desert, Vol. 6, Num. 17, Serial No. 165, October 15, 1918 | C. J. Blanchard | English | July 16, 2015 | 79.1K | 49454 |
| The Mentor: The Story of Coal, vol. 6, Num. 6, Serial No. 154, May 1, 1918 | Charles Fitzhugh Talman | English | February 2, 2016 | 79.9K | 51106 |
| The Mentor: The Weather | Charles Fitzhugh Talman | English | June 7, 2011 | 81.5K | 36344 |
| The mighty deep | Agnes Giberne | English | December 5, 2023 | 342.8K | 72330 |
| The Mirror of Literature, Amusement, and Instruction. Volume 20, No. 564, September 1, 1832 | — | English | — | 83.2K | 11865 |
| The modern packing house | F. W. Wilder | English | April 7, 2024 | 946.1K | 73350 |
| The Moon | Thomas Gwyn Elger | English | February 7, 2006 | 424.1K | 17712 |
| The Moon | Oliver C. Farrington | English | October 7, 2022 | 45.8K | 69102 |
| The Moon: considered as a planet, a world, and a satellite. | James Nasmyth | English | January 4, 2018 | 441.9K | 56305 |
| The music of the spheres | Florence Armstrong Grondal | English | March 26, 2023 | 543.0K | 70382 |
| The Nakimu Caves, Glacier Dominion Park, B. C. | Canada. National Parks Branch | English | January 26, 2016 | 77.7K | 51042 |
| The National Geographic Magazine, Vol. I., No. 3, July, 1889 | Various | English | November 4, 2015 | 228.6K | 50383 |
| The National Geographic Magazine, Vol. I., No. 4, October, 1889 | Various | English | December 16, 2015 | 160.8K | 50704 |
| The National Geographic Magazine, Vol. II., No. 2, May, 1890 | Various | English | March 6, 2016 | 248.1K | 51382 |
| The Natural History of Clay | Alfred B. Searle | English | July 25, 2013 | 257.9K | 43297 |
| The Natural History of Pliny, Volume 2 (of 6) | the Elder Pliny | English | September 3, 2019 | 1.5M | 60230 |
| The Natural History of Pliny, Volume 4 (of 6) | the Elder Pliny | English | January 6, 2020 | 1.3M | 61113 |
| The Neptunian, or Water Theory of Creation | J. M. Woodman | English | August 27, 2021 | 143.4K | 66153 |
| The netherworld of Mendip | Ernest A. Baker | English | September 16, 2016 | 335.8K | 53063 |
| The new air world | Willis L. Moore | English | January 15, 2025 | 467.7K | 75114 |
| The New Heavens | George Ellery Hale | English | September 28, 2006 | 120.7K | 19395 |
| The Nile in 1904 | Sir William Willcocks | English | June 23, 2018 | 642.8K | 57379 |
| The northern whale-fishery | William Scoresby | English | December 9, 2022 | 280.0K | 69504 |
| The Nut Culturist | Andrew S. Fuller | English | November 10, 2011 | 522.1K | 37968 |
| The Ocean and Its Wonders | R. M. Ballantyne | English | June 7, 2007 | 270.4K | 21754 |
| The Ocean World: Being a Description of the Sea and Its Living Inhabitants. | Louis Figuier | English | December 11, 2014 | 1.3M | 47626 |
| The Ohio Journal of Science, Vol. XVI, No. 1, November 1915 | Various | English | April 26, 2017 | 95.5K | 54609 |
| The Ohio naturalist, Vol. 1, No. 4, February 1901 | — | English | October 4, 2022 | 68.3K | 69092 |
| The Ohio naturalist, Vol. 1, No. 8, June 1901 | — | English | December 7, 2022 | 55.9K | 69491 |
| The Ohio Naturalist, Vol. I, No. 7, May, 1901 | — | English | August 26, 2023 | 58.4K | 71495 |
| The Origin of the World According to Revelation and Science | Sir John William Dawson | English | July 2, 2010 | 817.4K | 33049 |
| The Ornithosauria | H. G. Seeley | English | July 27, 2016 | 344.4K | 52655 |
| The Outline of Science, Vol. 1 (of 4) | J. Arthur Thomson | English | January 22, 2007 | 658.6K | 20417 |
| The Passaic Flood of 1903 | Marshall Ora Leighton | English | November 20, 2006 | 148.3K | 19878 |
| The Past Condition of Organic Nature | Thomas Henry Huxley | English | November 1, 2001 | 56.8K | 2922 |
| The penny magazine of the Society for the Diffusion of Useful Knowledge, issue 15, June 30, 1832 | — | English | September 14, 2025 | 79.8K | 76874 |
| The Philosophy of Earthquakes, Natural and Religious | William Stukeley | English | September 27, 2020 | 133.1K | 63322 |
| The Philosophy of the Weather. And a Guide to Its Changes | T. B. Butler | English | August 14, 2010 | 714.4K | 33429 |
| The Pleistocene of North America | Oliver Perry Hay | English | April 6, 2020 | 1.5M | 61765 |
| The Polar World | G. Hartwig | English | February 13, 2020 | 1.4M | 61398 |
| The Popular Science Monthly, August, 1900 | Various | English | November 1, 2014 | 302.0K | 47261 |
| The Popular Science Monthly, July, 1900 | Various | English | October 30, 2014 | 309.6K | 47238 |
| The Practical Astronomer | Thomas Dick | English | March 24, 2017 | 977.0K | 54420 |
| The Preparation of Illustrations for Reports of the United States Geological Survey | John L. Ridgway | English | July 16, 2013 | 278.4K | 43232 |
| The Principal Species of Wood: Their Characteristic Properties | Charles H. Snow | English | March 12, 2014 | 336.2K | 45032 |
| The principles and objects of geology, with special reference to the geology of Egypt | W. F. Hume | English | May 7, 2024 | 103.7K | 73557 |
| The Principles of Breeding | S. L. Goodale | English | June 22, 2007 | 234.4K | 21900 |
| The Principles of Stratigraphical Geology | J. E. Marr | English | October 16, 2013 | 539.4K | 43963 |
| The Rain Cloud | Charles Tomlinson | English | December 18, 2009 | 241.5K | 30706 |
| The Raisin Industry | Gustavus A. Eisen | English | May 26, 2017 | 771.5K | 54790 |
| The Ranidae: How to breed, feed and raise the edible frog | Unknown | English | July 1, 2010 | 55.3K | 33045 |
| The Religion of Geology and Its Connected Sciences | Edward Hitchcock | English | February 26, 2011 | 969.0K | 35408 |
| The Republic of Costa Rica | Gustavo Niederlein | English | May 9, 2023 | 356.7K | 70725 |
| The Romance of Modern Geology | Edwin Sharpe Grew | English | May 10, 2021 | 513.4K | 65307 |
| The Romance of Rubber | United States Rubber Company | English | December 1, 2003 | 56.9K | 4759 |
| The Romance of the Reaper | Herbert Newton Casson | English | June 5, 2010 | 223.8K | 32702 |
| The sacred theory of the Earth, Volume 1 (of 2) | Thomas Burnet | English | March 17, 2025 | 723.9K | 75644 |
| The Salmon Fishery of Penobscot Bay and River in 1895-96 | Hugh M. Smith | English | November 10, 2005 | 72.8K | 17039 |
| The Science of Brickmaking | George Frederick Harris | English | October 21, 2019 | 287.2K | 60550 |
| The Scientific Monthly, October to December, 1915 | Various | English | July 1, 1997 | 765.9K | 987 |
| The Sewerage of Sea Coast Towns | Henry Charles Adams | English | April 1, 2005 | 237.2K | 7980 |
| The Shepherd of Banbury's Rules to Judge of the Changes of the Weather, Grounded on Forty Years' Experience | John Claridge | English | January 4, 2008 | 90.8K | 24163 |
| The sidereal messenger of Galileo Galilei | Galileo Galilei | English | June 19, 2014 | 190.3K | 46036 |
| The Solution of the Pyramid Problem; or, Pyramid Discoveries | Robert Ballard | English | June 26, 2012 | 156.1K | 40091 |
| The Story of a Loaf of Bread | T. B. Wood | English | August 16, 2016 | 213.0K | 52824 |
| The Story of a Piece of Coal- What It Is, Whence It Comes, and Whither It Goes | — | English | — | 244.1K | 12762 |
| The Story of Creation as Told By Theology and By Science | T. S. Ackland | English | October 1, 2003 | 298.4K | 4598 |
| The Story of Evolution | — | English | — | 621.8K | 1043 |
| The Story of Germ Life | H. W. Conn | English | January 1, 2004 | 313.9K | 4962 |
| The story of rope | — | English | October 5, 2023 | 104.1K | 71807 |
| The Story of the Earth and Man | Sir John William Dawson | English | May 20, 2013 | 647.0K | 42741 |
| The Story of the Hills: A Book About Mountains for General Readers. | H. N. Hutchinson | English | September 27, 2013 | 435.8K | 43826 |
| The Story of the Solar System | George F. Chambers | English | October 2, 2014 | 306.1K | 47021 |
| The Strange Adventures of a Pebble | Hallam Hawksworth | English | November 25, 2021 | 445.5K | 66818 |
| The Student's Elements of Geology | Sir Charles Lyell | English | February 1, 2003 | 1.4M | 3772 |
| The Subterranean World | G. Hartwig | English | July 1, 2016 | 1.1M | 52466 |
| The Testimony of the Rocks | Hugh Miller | English | March 4, 2009 | 954.7K | 28248 |
| The topography and geology of the Fayum province of Egypt | H. J. L. Beadnell | English | December 3, 2024 | 358.1K | 74831 |
| The Tropical World | G. Hartwig | English | February 26, 2020 | 1.4M | 61520 |
| The Underworld of Oregon Caves National Monument | Roger J. Contor | English | April 12, 2019 | 74.0K | 59262 |
| The Unexploited West | Ernest J. Chambers | English | June 20, 2015 | 1.2M | 49245 |
| The Vailan or annular theory: A synopsis of Prof. I. N. Vail's argument in support of the claim that this Earth once possessed a Saturn-like system of rings | Stephen Bowers | English | August 5, 2022 | 86.7K | 68690 |
| The Voyage of the Beagle | Charles Darwin | English | June 1, 1997 | 1.2M | 944 |
| The Water Supply of the El Paso and Southwestern Railway from Carrizozo to Santa Rosa, N. Mex. | J. L. Campbell | English | August 5, 2005 | 76.0K | 16440 |
| The Western United States: A Geographical Reader | Harold W. Fairbanks | English | August 13, 2007 | 400.8K | 22302 |
| The Wonder Book of Volcanoes and Earthquakes | Edwin J. Houston | English | July 27, 2013 | 603.1K | 43320 |
| The Wonderland of Trinidad | — | English | December 13, 2019 | 35.4K | 60911 |
| The wonders of radium | Maynard Shipley | English | February 17, 2025 | 105.0K | 75392 |
| The wonders of the world | John Loraine Abbott | English | January 4, 2025 | 2.1M | 75040 |
| The World Before the Deluge | Louis Figuier | English | May 18, 2012 | 1011.0K | 39723 |
| The World of Flying Saucers: A Scientific Examination of a Major Myth of the Space Age | Donald H. Menzel | English | November 1, 2021 | 682.1K | 66639 |
| The World's Greatest Books — Volume 15 — Science | — | English | May 17, 2008 | 573.4K | 25509 |
| The zoology of the voyage of H.M.S. Beagle [vol. 1 of 5] | Richard Owen | English | September 6, 2022 | 358.5K | 68925 |
| Theory of the Earth, With Proofs and Illustrations, Volume 1 (of 4) | — | English | — | 694.8K | 12861 |
| Theory of the Earth, With Proofs and Illustrations, Volume 2 (of 4) | — | English | — | 613.8K | 14179 |
| Thoughts on a Pebble, or, A First Lesson in Geology | Gideon Algernon Mantell | English | August 7, 2020 | 129.3K | 62871 |
| Three Acres and Liberty | Bolton Hall | English | October 1, 2003 | 477.6K | 4509 |
| Three textile raw materials and their manufacture | — | English | July 10, 2023 | 204.5K | 71158 |
| Through a Microscope | Samuel Wells | English | December 28, 2011 | 126.5K | 38428 |
| Through the Telescope | James Baikie | English | March 17, 2017 | 471.3K | 54378 |
| Thunder and Lightning | Camille Flammarion | English | March 2, 2013 | 384.5K | 42245 |
| Time and Change | John Burroughs | English | May 1, 2004 | 389.3K | 5706 |
| Time and Life: Mr. Darwin's "Origin of Species" | Thomas Henry Huxley | English | November 1, 2001 | 44.6K | 2928 |
| Titan of Chasms: The Grand Canyon of Arizona | C. A. Higgins | English | October 31, 2015 | 98.0K | 50355 |
| Town Geology | Charles Kingsley | English | November 24, 2003 | 262.6K | 10251 |
| Tractor Principles | Roger B. Whitman | English | March 5, 2022 | 217.5K | 67569 |
| Transactions of the American Society of Civil Engineers, vol. LXX, Dec. 1910 | W. B. Gregory | English | February 16, 2006 | 62.7K | 17776 |
| Transactions of the American Society of Civil Engineers, vol. LXXII, June, 1911 | American Society of Civil Engineers | English | December 27, 2008 | 383.7K | 27632 |
| Travels into North America, Volume 1 (of 3) | Pehr Kalm | English | October 10, 2023 | 531.9K | 71849 |
| Travels into North America, Volume 2 (of 3) | Pehr Kalm | English | November 12, 2023 | 478.3K | 72103 |
| Trotwood's Monthly, Vol. I, No. 1, October 1905 | Various | English | June 23, 2020 | 202.8K | 62454 |
| Two New Pelycosaurs from the Lower Permian of Oklahoma | Richard C. Fox | English | December 7, 2009 | 40.3K | 30620 |
| Über die Vulkane im Monde | Immanuel Kant | German | February 3, 2012 | 39.9K | 38755 |
| Ueber die schrecklichen Wirkungen des Aufsturzes eines Kometen auf die Erde | August Heinrich Christian Gelpke | German | May 29, 2006 | 116.6K | 18471 |
| Ukraine, the land and its people | Stepan Rudnytskyi | English | July 22, 2023 | 663.2K | 71254 |
| Underground Treasures: How and Where to Find Them | James Orton | English | November 20, 2016 | 145.4K | 53562 |
| Useful Knowledge: Volume 1. Minerals | William Bingley | English | September 14, 2018 | 568.5K | 57898 |
| Vanilla culture as practiced in the Seychelles Islands | S. J. Galbraith | English | October 11, 2025 | 68.9K | 77026 |
| Vestiges of the Natural History of Creation | Robert Chambers | English | December 1, 2004 | 495.7K | 7116 |
| Views of nature: or Contemplations on the sublime phenomena of creation | Alexander von Humboldt | English | March 22, 2022 | 1.1M | 67684 |
| Volcanic Islands | Charles Darwin | English | February 1, 2002 | 370.9K | 3054 |
| Volcanoes | Robert I. Tilling | English | September 18, 2014 | 75.5K | 46894 |
| Volcanoes of the United States | Steven R. Brantley | English | July 17, 2018 | 75.0K | 57530 |
| Volcanoes: Past and Present | Edward Hull | English | March 13, 2010 | 436.7K | 31627 |
| Volcanoes: What They are and What They Teach | John W. Judd | English | April 19, 2022 | 581.4K | 67873 |
| Von Sonnen und Sonnenstäubchen | Wilhelm Bölsche | German | September 15, 2025 | 907.2K | 76878 |
| Voyage to Jupiter | David Morrison | English | February 19, 2019 | 474.8K | 58915 |
| Voyager 1 Encounters Saturn | United States. National Aeronautics and Space Administration | English | December 18, 2017 | 64.5K | 56205 |
| Voyager Encounters Jupiter | United States. National Aeronautics and Space Administration | English | November 16, 2017 | 71.4K | 55975 |
| Water pollution—Wells | Irving A. Watson | English | May 18, 2020 | 47.8K | 62174 |
| Water Supply: the Present Practice of Sinking and Boring Wells | Ernest Spon | English | May 20, 2014 | 472.0K | 45703 |
| Weale's Series of Scientific and Technical Works | — | English | November 28, 2020 | 58.1K | 63907 |
| Wealth of the World's Waste Places and Oceania | Jewett C. Gilson | English | November 19, 2007 | 541.7K | 23546 |
| Weather Warnings for Watchers | Anonymous | English | November 11, 2014 | 198.5K | 47330 |
| Wind and Weather | Alexander McAdie | English | November 21, 2011 | 54.6K | 38072 |
| Wonders of Creation: A Descriptive Account of Volcanoes and Their Phenomena | Anonymous | English | July 1, 2004 | 169.0K | 6131 |
| Wonders of the Yellowstone | James Richardson | English | September 20, 2014 | 335.9K | 46911 |
| Worlds in the making: The evolution of the universe | Svante Arrhenius | English | September 21, 2022 | 398.4K | 69022 |
| Yleinen Maatiede | Klas Corander | Finnish | February 9, 2025 | 188.9K | 75330 |
| Young Folks' Library, Volume XI (of 20) | — | English | — | 575.3K | 15884 |
| Камено доба (Serbian) | — | English | — | 400.5K | 11291 |
| 周髀算經 (Chinese) | — | English | — | 22.4K | 12408 |
| 夢溪筆談, Volume 07-10 | Kuo Shen | Chinese | January 1, 2005 | 78.1K | 7313 |
| 天工開物 | Yingxing Song | Chinese | May 1, 2008 | 192.4K | 25273 |
| 孫子算經 | approximately 5th century Sunzi | Chinese | December 26, 2007 | 56.3K | 24038 |