Library / Engineering & Technology / Tunneling: A Practical Treatise. / Braille
Tunneling: A Practical 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
691,635 braille cells · 727 embossed pages at 40×25 · 4,025 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.