Library / Engineering & Technology / Signalling across space without wires / Braille
Signalling across space without wires ⠃⠗⠋ 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
248,171 braille cells · 263 embossed pages at 40×25 · 1,067 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.