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 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.
Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt
265,655 braille cells · 280 embossed pages at 40×25 · 420 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.