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Library / Engineering & Technology / The telephone, the microphone & the phonograph / Braille

The telephone, the microphone & the phonograph ⠃⠗⠋ 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

498,734 braille cells · 526 embossed pages at 40×25 · 552 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.