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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.