Skip to contentSkip to Braille Studio

Library / Engineering & Technology / Development of the Phonograph at Alexander Graham Bell's Volta Laboratory / Braille

Development of the Phonograph at Alexander Graham Bell's Volta Laboratory ⠃⠗⠋ 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

28,903 braille cells · 31 embossed pages at 40×25 · 115 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.