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The Teaching of Geometry ⠃⠗⠋ 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

469,466 braille cells · 493 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.