Library / Philosophy / Preliminary Discourse on the Study of Natural Philosophy / Braille
Preliminary Discourse on the Study of 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.
Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt
617,156 braille cells · 655 embossed pages at 40×25 · 548 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.