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Aspects of science ⠃⠗⠋ 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.

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214,141 braille cells · 225 embossed pages at 40×25 · 167 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.