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Researches Chemical and Philosophical; Chiefly concerning nitrous oxide ⠃⠗⠋ 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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510,447 braille cells · 534 embossed pages at 40×25 · 2,241 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.