Skip to content

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 · 1,180 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.