Skip to contentSkip to Braille Studio

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.