Library / Physics / Light Science for Leisure Hours / Braille
Light Science for Leisure Hours ⠃⠗⠋ 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
501,791 braille cells · 530 embossed pages at 40×25 · 507 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.