Library / Engineering & Technology / Masters of space - Morse and the telegraph; Thompson and the cable; Bell and the telephone; Marconi and the wireless telegraph; Carty and the wireless telephone / Braille
Masters of space - Morse and the telegraph; Thompson and the cable; Bell and the telephone; Marconi and the wireless telegraph; Carty and the wireless telephone ⠃⠗⠋ 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.
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321,119 braille cells · 341 embossed pages at 40×25 · 304 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.