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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

⠠⠠⠋⠥⠗⠝⠁⠉⠑⠲⠶⠀⠀⠀⠀⠀⠀⠠⠊⠇⠇⠥⠎⠞⠗⠁⠞⠊⠕⠝⠒⠀⠠⠠⠋⠊⠛⠲⠀
⠼⠃⠲⠀⠶⠀⠠⠠⠗⠑⠉⠑⠊⠧⠑⠗⠀⠠⠠⠞⠥⠃⠑⠲⠶⠀⠀⠀⠀⠀⠀
⠠⠊⠇⠇⠥⠎⠞⠗⠁⠞⠊⠕⠝⠒⠀⠠⠠⠋⠊⠛⠲⠀⠼⠉⠲⠀⠶⠀
⠠⠠⠉⠕⠝⠙⠑⠝⠎⠑⠗⠲⠶⠀⠀⠀⠀⠀⠀⠠⠊⠇⠇⠥⠎⠞⠗⠁⠞⠊⠕⠝⠒⠀⠠⠠⠋⠊⠛⠲
⠀⠼⠙⠲⠀⠶⠀⠠⠠⠗⠑⠎⠑⠗⠧⠕⠊⠗⠲⠶⠀⠀⠀⠀⠀⠀⠠⠊⠇⠇⠥⠎⠞⠗⠁⠞⠊⠕⠝⠒
⠀⠠⠠⠋⠊⠛⠲⠀⠼⠑⠲⠀⠶⠀⠠⠠⠛⠁⠎⠕⠍⠑⠞⠑⠗⠲⠶⠀⠀⠀⠀⠠⠛⠁⠎⠂⠀⠋⠕⠗
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⠎⠥⠃⠚⠑⠉⠞⠊⠝⠛⠀⠊⠞⠀⠞⠕⠀⠓⠑⠁⠞⠀⠊⠝⠀⠀⠊⠗⠕⠝⠀⠞⠥⠃⠑⠎⠀⠁⠝⠙
⠀⠉⠕⠇⠇⠑⠉⠞⠊⠝⠛⠀⠁⠝⠙⠀⠏⠥⠗⠊⠋⠽⠊⠝⠛⠀⠞⠓⠑⠀⠛⠁⠎⠀⠺⠓⠊⠉⠓⠀
⠊⠎⠀⠏⠗⠕⠙⠥⠉⠑⠙⠆⠀⠀⠞⠓⠑⠀⠋⠕⠇⠇⠕⠺⠊⠝⠛⠀⠊⠎⠀⠁⠀⠎⠥⠍⠍⠁⠗⠽
⠀⠕⠋⠀⠞⠓⠑⠀⠏⠗⠕⠉⠑⠎⠎⠒⠤⠤⠠⠞⠓⠑⠀⠧⠑⠎⠎⠑⠇⠎⠀⠊⠝⠀⠺⠓⠊⠉⠓⠀
⠞⠓⠑⠀⠀⠉⠕⠁⠇⠀⠊⠎⠀⠏⠥⠞⠀⠁⠗⠑⠀⠉⠁⠇⠇⠑⠙⠀⠦⠗⠑⠞⠕⠗⠞⠎⠂⠴⠀
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⠕⠝⠑⠤⠁⠝⠙⠤⠁⠤⠓⠁⠇⠋⠀⠃⠗⠕⠁⠙⠂⠀⠁⠝⠙⠀⠕⠝⠑⠀⠓⠊⠛⠓⠂⠀
⠛⠑⠝⠑⠗⠁⠇⠇⠽⠀⠋⠊⠞⠞⠑⠙⠀⠥⠏⠀⠎⠊⠭⠀⠞⠕⠀⠁⠀⠀⠋⠥⠗⠝⠁⠉⠑⠂⠀
⠊⠝⠀⠎⠥⠉⠓⠀⠁⠀⠺⠁⠽⠀⠞⠓⠁⠞⠀⠞⠓⠑⠀⠋⠇⠁⠍⠑⠀⠍⠁⠽⠀
⠑⠝⠞⠊⠗⠑⠇⠽⠀⠎⠥⠗⠗⠕⠥⠝⠙⠀⠞⠓⠑⠍⠀⠶⠎⠑⠑⠀⠀⠋⠊⠛⠲⠀⠼⠁⠶⠆⠀
⠋⠗⠕⠍⠀⠑⠁⠉⠓⠀⠗⠑⠞⠕⠗⠞⠀⠁⠝⠀⠊⠗⠕⠝⠀⠞⠥⠃⠑⠀⠏⠁⠎⠎⠑⠎⠂⠀
⠁⠝⠙⠀⠞⠓⠑⠎⠑⠀⠁⠇⠇⠀⠙⠊⠏⠀⠊⠝⠞⠕⠀⠀⠁⠀⠇⠁⠗⠛⠑⠀
⠓⠕⠗⠊⠵⠕⠝⠞⠁⠇⠀⠞⠥⠃⠑⠂⠀⠗⠑⠁⠉⠓⠊⠝⠛⠀⠝⠑⠁⠗⠇⠽⠀⠞⠕⠀⠊⠞⠎⠀
⠃⠕⠞⠞⠕⠍⠀⠶⠋⠊⠛⠲⠀⠼⠃⠶⠂⠀⠞⠓⠊⠎⠀⠀⠊⠎⠀⠞⠓⠑⠀⠗⠑⠉⠑⠊⠧⠑⠗⠀
⠋⠕⠗⠀⠁⠇⠇⠀⠞⠓⠑⠀⠛⠁⠎⠀⠋⠗⠕⠍⠀⠞⠓⠑⠀⠗⠑⠞⠕⠗⠞⠎⠆⠀⠊⠞⠀⠊⠎⠀
⠉⠕⠝⠝⠑⠉⠞⠑⠙⠀⠀⠺⠊⠞⠓⠀⠁⠀⠏⠊⠞⠀⠋⠕⠗⠀⠞⠁⠗⠀⠁⠝⠙⠀
⠁⠍⠍⠕⠝⠊⠉⠁⠇⠀⠇⠊⠟⠥⠕⠗⠂⠀⠺⠓⠊⠉⠓⠀⠉⠕⠏⠊⠕⠥⠎⠇⠽⠀
⠉⠕⠝⠙⠑⠝⠎⠑⠎⠀⠀⠋⠗⠕⠍⠀⠞⠓⠑⠀⠓⠕⠞⠀⠝⠑⠺⠇⠽⠤⠋⠕⠗⠍⠑⠙⠀

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.