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Natural Philosophy ⠃⠗⠋ 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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307,883 braille cells · 326 embossed pages at 40×25 · 642 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.