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

Histoire des nombres et de la numération mécanique ⠃⠗⠋ 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.

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136,093 braille cells · 146 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.