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Science and the modern world ⠃⠗⠋ 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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510,209 braille cells · 542 embossed pages at 40×25 · 306 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.