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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.