Library / Philosophy / Preliminary Discourse on the Study of Natural Philosophy / Braille
Preliminary Discourse on the Study of Natural Philosophy ⠃⠗⠋ braille edition
Grade 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.
Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt
513,956 braille cells · 541 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.