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The atom and the Bohr theory of its structure ⠃⠗⠋ 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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296,519 braille cells · 311 embossed pages at 40×25 · 2,527 unrepresentable characters omitted

⠺⠁⠧⠑⠤⠇⠢⠛⠹⠎⠂⠀⠺⠑⠀⠉⠀⠥⠎⠑⠀⠮⠀⠊⠝⠞⠻⠋⠻⠢⠉⠑⠀⠱⠊⠡⠀
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⠺⠁⠧⠑⠎⠀⠏⠁⠎⠎⠑⠎⠀⠹⠗⠳⠛⠓⠀⠁⠀⠗⠥⠇⠫⠀⠛⠗⠁⠞⠬⠂⠀⠉⠕⠝⠎⠊⠌⠬
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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.