Library / Engineering & Technology / Great Inventions and Discoveries / Braille
Great Inventions and Discoveries ⠃⠗⠋ 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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262,018 braille cells · 277 embossed pages at 40×25 · 496 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.