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Library / Engineering & Technology / Letters of a Radio-Engineer to His Son / Braille

Letters of a Radio-Engineer to His Son ⠃⠗⠋ 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

287,829 braille cells · 300 embossed pages at 40×25 · 2,040 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.