Library / Engineering & Technology / The Boy's Book of Industrial Information / Braille
The Boy's Book of Industrial Information ⠃⠗⠋ 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
442,939 braille cells · 463 embossed pages at 40×25 · 525 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.