Library / Physics / Treatise on light - In which are explained the causes of that which occurs in reflexion, & in refraction and / Braille
Treatise on light - In which are explained the causes of that which occurs in reflexion, & in refraction and ⠃⠗⠋ 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.
Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt
214,368 braille cells · 226 embossed pages at 40×25 · 322 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.