Library / Engineering & Technology / Computers—the machines we think with / Braille
Computers—the machines we think with ⠃⠗⠋ 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
430,400 braille cells · 452 embossed pages at 40×25 · 1,164 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.