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The logic of modern physics ⠃⠗⠋ 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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312,579 braille cells · 329 embossed pages at 40×25 · 448 unrepresentable characters omitted

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⠑⠭⠏⠻⠊⠍⠢⠞⠁⠇⠇⠽⠀⠁⠞⠞⠁⠔⠁⠃⠇⠑⠀⠭⠀⠃⠑⠉⠕⠍⠑⠎⠀⠓⠁⠵⠽⠂⠀⠯
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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.