Skip to contentSkip to Braille Studio

Library / Mathematics / The Teaching of Geometry / Braille

The Teaching of 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

557,465 braille cells · 590 embossed pages at 40×25 · 4,777 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.