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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 · 7,162 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.