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The conservation of energy ⠃⠗⠋ 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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284,430 braille cells · 299 embossed pages at 40×25 · 427 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.