Skip to contentSkip to Braille Studio

Library / Engineering & Technology / Histoire des nombres et de la numération mécanique / Braille

Histoire des nombres et de la numération mécanique ⠃⠗⠋ 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

129,040 braille cells · 137 embossed pages at 40×25 · 3,962 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.