Skip to contentSkip to Braille Studio

Library / Engineering & Technology / Self-Help Mechanical Drawing: An Educational Treatise / Braille

Self-Help Mechanical Drawing: An Educational Treatise ⠃⠗⠋ 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

347,190 braille cells · 344 embossed pages at 40×25 · 5,456 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.