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Library / Engineering & Technology / Wireless Telegraphy and Telephony Simply Explained / Braille

Wireless Telegraphy and Telephony Simply Explained ⠃⠗⠋ 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

279,574 braille cells · 299 embossed pages at 40×25 · 686 unrepresentable characters omitted

⠠⠋⠊⠛⠲⠀⠼⠓⠋⠲⠤⠤⠰⠠⠉⠓⠁⠊⠝⠀⠁⠝⠙⠀⠃⠁⠇⠇⠀⠁⠗⠗⠁⠝⠛⠑⠙⠀⠞⠕
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⠠⠋⠊⠛⠲⠀⠼⠓⠛⠲⠤⠤⠠⠇⠕⠕⠎⠑⠀⠉⠕⠥⠏⠇⠑⠙⠀⠓⠑⠇⠊⠭⠲⠀⠀⠀⠀
⠠⠋⠊⠛⠲⠀⠼⠓⠓⠲⠤⠤⠰⠠⠓⠕⠞⠤⠺⠊⠗⠑⠀⠁⠍⠍⠑⠞⠑⠗⠲⠀⠀⠀⠀⠠⠋⠊⠛⠲
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⠠⠋⠊⠛⠲⠀⠼⠊⠃⠲⠤⠤⠠⠇⠕⠕⠎⠑⠀⠉⠕⠥⠏⠇⠑⠙⠀⠞⠥⠝⠑⠗⠲⠀⠀⠀⠀
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⠕⠋⠀⠇⠕⠕⠎⠑⠀⠉⠕⠥⠏⠇⠑⠗⠀⠊⠝⠀⠉⠊⠗⠉⠥⠊⠞⠲⠀⠀⠀⠀⠠⠋⠊⠛⠲⠀
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⠍⠑⠞⠓⠕⠙⠀⠋⠕⠗⠀⠙⠊⠗⠑⠉⠞⠊⠝⠛⠀⠺⠊⠗⠑⠇⠑⠎⠎⠀⠞⠑⠇⠑⠛⠗⠁⠏⠓⠀
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⠗⠁⠙⠊⠕⠤⠛⠕⠝⠊⠕⠍⠑⠞⠑⠗⠲⠀⠀⠀⠀⠠⠋⠊⠛⠲⠀
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⠠⠋⠊⠛⠲⠀⠼⠁⠚⠚⠲⠤⠤⠠⠎⠏⠑⠉⠊⠁⠇⠀⠇⠊⠛⠓⠞⠺⠑⠊⠛⠓⠞⠀
⠺⠊⠗⠑⠇⠑⠎⠎⠀⠞⠑⠇⠑⠛⠗⠁⠏⠓⠀⠎⠑⠞⠀⠋⠕⠗⠀⠁⠊⠗⠎⠓⠊⠏⠀⠀
⠎⠑⠗⠧⠊⠉⠑⠲⠀⠀⠀⠀⠠⠋⠊⠛⠲⠀⠼⠁⠚⠁⠲⠤⠤⠠⠞⠑⠇⠑⠋⠥⠝⠅⠑⠝⠀
⠺⠊⠗⠑⠇⠑⠎⠎⠀⠉⠁⠗⠞⠂⠀⠎⠓⠕⠺⠊⠝⠛⠀⠞⠗⠁⠝⠎⠍⠊⠞⠞⠑⠗⠲⠀⠀⠀⠀

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.