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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.