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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.