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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.