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History of scientific ideas ⠃⠗⠋ 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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1,437,710 braille cells · 1,523 embossed pages at 40×25 · 6,248 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.