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The Solution of the Pyramid Problem; or, Pyramid Discoveries ⠃⠗⠋ 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

121,192 braille cells · 124 embossed pages at 40×25 · 2,387 unrepresentable characters omitted

⠮⠀⠎⠊⠍⠏⠇⠑⠀⠞⠗⠥⠹⠎⠀⠉⠕⠝⠝⠑⠉⠞⠫⠀⠾⠀⠐⠗⠤⠁⠝⠛⠇⠫⠀
⠞⠗⠊⠛⠕⠝⠕⠍⠑⠞⠗⠽⠲⠀⠠⠍⠽⠀⠕⠃⠚⠑⠉⠞⠀⠓⠁⠎⠀⠃⠑⠢⠀⠞⠕⠀⠍⠁⠅⠑
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⠞⠗⠊⠁⠝⠛⠇⠑⠎⠀⠾⠀⠎⠊⠙⠑⠎⠀⠓⠁⠧⠬⠀⠱⠕⠇⠑⠀⠝⠥⠍⠃⠻⠎⠲⠀⠀⠠⠁⠀
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⠧⠊⠑⠺⠂⠀⠍⠁⠽⠀⠇⠑⠁⠙⠀⠞⠕⠀⠊⠝⠞⠻⠑⠌⠬⠀⠙⠊⠎⠉⠕⠧⠻⠊⠑⠎⠲⠀⠀
⠠⠿⠀⠊⠝⠌⠁⠝⠉⠑⠂⠀⠭⠀⠊⠎⠀⠚⠀⠏⠕⠎⠎⠊⠃⠇⠑⠀⠞⠀⠮⠀⠧⠀
⠁⠉⠉⠥⠗⠁⠞⠑⠇⠽⠀⠯⠀⠃⠑⠁⠥⠞⠊⠋⠥⠇⠇⠽⠀⠺⠕⠗⠅⠫⠀⠌⠕⠝⠑⠎⠀⠔⠀⠮
⠀⠺⠁⠇⠇⠎⠀⠷⠀⠮⠀⠠⠅⠬⠄⠎⠀⠡⠁⠍⠃⠻⠀⠷⠀⠠⠡⠑⠕⠏⠎⠂⠀⠍⠁⠽⠀⠃⠑⠀
⠋⠳⠝⠙⠀⠞⠕⠀⠊⠝⠙⠊⠉⠁⠞⠑⠀⠮⠀⠗⠁⠞⠊⠕⠎⠀⠷⠀⠮⠀⠗⠑⠉⠞⠁⠝⠛⠇⠑⠎
⠀⠿⠍⠫⠀⠃⠽⠀⠮⠀⠃⠁⠎⠑⠎⠀⠯⠀⠏⠻⠏⠢⠙⠊⠉⠥⠇⠜⠎⠀⠷⠀⠮⠀
⠞⠗⠊⠁⠝⠛⠥⠇⠁⠞⠊⠕⠝⠎⠀⠥⠎⠫⠀⠃⠽⠀⠮⠀⠕⠇⠙⠀⠎⠥⠗⠧⠑⠽⠕⠗⠎⠤⠤⠞
⠀⠕⠝⠀⠘⠮⠀⠺⠁⠇⠇⠎⠀⠍⠁⠽⠀⠃⠑⠀⠋⠳⠝⠙⠂⠀⠔⠀⠋⠁⠉⠞⠂⠀
⠉⠕⠗⠗⠕⠃⠕⠗⠁⠞⠊⠕⠝⠀⠷⠀⠮⠀⠮⠕⠗⠽⠀⠞⠀⠠⠊⠀⠓⠀⠎⠑⠞⠀⠿⠹⠲⠀⠠⠊
⠀⠁⠍⠀⠇⠫⠀⠞⠕⠀⠃⠑⠇⠊⠑⠧⠑⠀⠁⠇⠎⠕⠀⠋⠀⠮⠀⠋⠁⠉⠞⠀⠞⠀⠠⠛⠵⠑⠓⠀
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⠉⠥⠌⠕⠍⠀⠷⠀⠘⠹⠀⠱⠕⠀⠏⠗⠑⠉⠫⠫⠀⠘⠹⠀⠠⠑⠛⠽⠏⠞⠊⠁⠝⠎⠀⠞⠀
⠓⠊⠌⠕⠗⠽⠀⠞⠑⠇⠇⠎⠀⠷⠂⠀⠞⠕⠀⠑⠭⠉⠁⠧⠁⠞⠑⠀⠍⠊⠛⠓⠞⠽⠀
⠉⠁⠧⠻⠝⠎⠀⠔⠀⠮⠀⠑⠜⠹⠤⠤⠞⠂⠀⠮⠗⠑⠿⠑⠂⠀⠔⠀⠮⠀⠇⠊⠍⠑⠌⠕⠝⠑⠀
⠘⠥⠀⠱⠊⠡⠀⠮⠀⠏⠽⠗⠁⠍⠊⠙⠎⠀⠁⠗⠑⠀⠃⠥⠊⠇⠞⠂⠀⠯⠀⠥⠝⠙⠻⠝⠑⠁⠹⠀
⠮⠀⠏⠽⠗⠁⠍⠊⠙⠎⠂⠀⠍⠁⠽⠀⠃⠑⠀⠋⠳⠝⠙⠀⠧⠁⠌⠀⠑⠭⠉⠁⠧⠁⠞⠊⠕⠝⠎⠂
⠀⠡⠁⠍⠃⠻⠎⠀⠯⠀⠛⠁⠇⠇⠻⠊⠑⠎⠂⠀⠞⠀⠸⠓⠀⠑⠝⠞⠗⠁⠝⠉⠑⠀⠕⠝⠀⠮⠀

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.