Library / Engineering & Technology / The Advance of Science in the Last Half-Century / Braille
The Advance of Science in the Last Half-Century ⠃⠗⠋ braille edition
Grade 1 — uncontracted, letter-for-letter. Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 2 instead.
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139,020 braille cells · 149 embossed pages at 40×25 · 281 unrepresentable characters omitted
⠞⠓⠑⠀⠉⠕⠍⠍⠕⠝⠑⠎⠞⠀⠉⠁⠎⠑⠂⠀⠃⠑⠉⠁⠥⠎⠑⠀⠕⠃⠎⠑⠗⠧⠁⠞⠊⠕⠝⠀ ⠁⠝⠙⠀⠑⠭⠏⠑⠗⠊⠍⠑⠝⠞⠀⠁⠗⠑⠀⠓⠁⠗⠙⠀⠺⠕⠗⠅⠂⠀⠺⠓⠊⠇⠑⠀ ⠎⠏⠑⠉⠥⠇⠁⠞⠊⠕⠝⠀⠊⠎⠀⠁⠍⠥⠎⠊⠝⠛⠶⠆⠀⠕⠗⠀⠊⠞⠀⠓⠁⠎⠀⠃⠑⠑⠝⠂ ⠀⠃⠑⠉⠁⠥⠎⠑⠀⠞⠓⠑⠀⠁⠉⠉⠥⠍⠥⠇⠁⠞⠊⠕⠝⠀⠕⠋⠀⠙⠑⠞⠁⠊⠇⠎⠀⠕⠋⠀ ⠕⠃⠎⠑⠗⠧⠁⠞⠊⠕⠝⠀⠓⠁⠎⠀⠋⠕⠗⠀⠁⠀⠞⠊⠍⠑⠀⠑⠭⠉⠇⠥⠙⠑⠙⠀ ⠎⠏⠑⠉⠥⠇⠁⠞⠊⠕⠝⠲⠀⠀⠠⠎⠊⠙⠑⠝⠕⠞⠑⠒⠀⠠⠗⠑⠉⠕⠛⠝⠊⠞⠊⠕⠝⠀⠕⠋ ⠀⠞⠓⠑⠎⠑⠀⠞⠗⠥⠞⠓⠎⠀⠊⠝⠀⠗⠑⠉⠑⠝⠞⠀⠞⠊⠍⠑⠎⠂⠀⠁⠝⠙⠀ ⠉⠕⠝⠎⠑⠟⠥⠑⠝⠞⠀⠏⠗⠕⠛⠗⠑⠎⠎⠲⠀⠀⠠⠞⠓⠑⠀⠏⠗⠕⠛⠗⠑⠎⠎⠀⠕⠋⠀ ⠏⠓⠽⠎⠊⠉⠁⠇⠀⠎⠉⠊⠑⠝⠉⠑⠂⠀⠎⠊⠝⠉⠑⠀⠞⠓⠑⠀⠗⠑⠧⠊⠧⠁⠇⠀⠕⠋⠀ ⠇⠑⠁⠗⠝⠊⠝⠛⠂⠀⠊⠎⠀⠇⠁⠗⠛⠑⠇⠽⠀⠙⠥⠑⠀⠞⠕⠀⠞⠓⠑⠀⠋⠁⠉⠞⠀ ⠞⠓⠁⠞⠀⠍⠑⠝⠀⠓⠁⠧⠑⠀⠛⠗⠁⠙⠥⠁⠇⠇⠽⠀⠇⠑⠁⠗⠝⠑⠙⠀⠞⠕⠀⠇⠁⠽⠀ ⠁⠎⠊⠙⠑⠀⠞⠓⠑⠀⠉⠕⠝⠎⠊⠙⠑⠗⠁⠞⠊⠕⠝⠀⠕⠋⠀⠥⠝⠧⠑⠗⠊⠋⠊⠁⠃⠇⠑⠀ ⠓⠽⠏⠕⠞⠓⠑⠎⠑⠎⠆⠀⠞⠕⠀⠛⠥⠊⠙⠑⠀⠕⠃⠎⠑⠗⠧⠁⠞⠊⠕⠝⠀⠁⠝⠙⠀ ⠑⠭⠏⠑⠗⠊⠍⠑⠝⠞⠀⠃⠽⠀⠧⠑⠗⠊⠋⠊⠁⠃⠇⠑⠀⠓⠽⠏⠕⠞⠓⠑⠎⠑⠎⠆⠀⠁⠝⠙ ⠀⠞⠕⠀⠉⠕⠝⠎⠊⠙⠑⠗⠀⠞⠓⠑⠀⠇⠁⠞⠞⠑⠗⠂⠀⠝⠕⠞⠀⠁⠎⠀⠊⠙⠑⠁⠇⠀ ⠞⠗⠥⠞⠓⠎⠂⠀⠞⠓⠑⠀⠗⠑⠁⠇⠀⠑⠝⠞⠊⠞⠊⠑⠎⠀⠕⠋⠀⠁⠝⠀ ⠊⠝⠞⠑⠇⠇⠊⠛⠊⠃⠇⠑⠀⠺⠕⠗⠇⠙⠀⠃⠑⠓⠊⠝⠙⠀⠏⠓⠑⠝⠕⠍⠑⠝⠁⠂⠀⠃⠥⠞ ⠀⠁⠎⠀⠁⠀⠎⠽⠍⠃⠕⠇⠊⠉⠁⠇⠀⠇⠁⠝⠛⠥⠁⠛⠑⠂⠀⠃⠽⠀⠞⠓⠑⠀⠁⠊⠙⠀⠕⠋ ⠀⠺⠓⠊⠉⠓⠀⠝⠁⠞⠥⠗⠑⠀⠉⠁⠝⠀⠃⠑⠀⠊⠝⠞⠑⠗⠏⠗⠑⠞⠑⠙⠀⠊⠝⠀ ⠞⠑⠗⠍⠎⠀⠁⠏⠏⠗⠑⠓⠑⠝⠎⠊⠃⠇⠑⠀⠃⠽⠀⠕⠥⠗⠀⠊⠝⠞⠑⠇⠇⠑⠉⠞⠎⠲⠀ ⠠⠁⠝⠙⠀⠊⠋⠀⠏⠓⠽⠎⠊⠉⠁⠇⠀⠎⠉⠊⠑⠝⠉⠑⠂⠀⠙⠥⠗⠊⠝⠛⠀⠞⠓⠑⠀ ⠇⠁⠎⠞⠀⠋⠊⠋⠞⠽⠀⠽⠑⠁⠗⠎⠂⠀⠓⠁⠎⠀⠁⠞⠞⠁⠊⠝⠑⠙⠀ ⠙⠊⠍⠑⠝⠎⠊⠕⠝⠎⠀⠃⠑⠽⠕⠝⠙⠀⠁⠇⠇⠀⠋⠕⠗⠍⠑⠗⠀⠏⠗⠑⠉⠑⠙⠑⠝⠞⠂⠀ ⠁⠝⠙⠀⠉⠁⠝⠀⠑⠭⠓⠊⠃⠊⠞⠀⠁⠉⠓⠊⠑⠧⠑⠍⠑⠝⠞⠎⠀⠕⠋⠀⠛⠗⠑⠁⠞⠑⠗⠀ ⠊⠍⠏⠕⠗⠞⠁⠝⠉⠑⠀⠞⠓⠁⠝⠀⠁⠝⠽⠀⠋⠕⠗⠍⠑⠗⠀⠎⠥⠉⠓⠀⠏⠑⠗⠊⠕⠙⠀
These are the same pages the .brf download embosses — form-feed breaks and all. BRF opens in braille software (Duxbury, BrailleBlaster), on embossers, and on refreshable displays.