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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.