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Marks' first lessons in geometry ⠃⠗⠋ 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.

Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt

132,252 braille cells · 133 embossed pages at 40×25 · 318 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.