Skip to content

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 · 659 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.