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History of scientific ideas ⠃⠗⠋ 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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1,196,226 braille cells · 1,258 embossed pages at 40×25 · 6,248 unrepresentable characters omitted

⠀⠵⠀⠋⠜⠀⠵⠀⠑⠭⠏⠻⠊⠢⠉⠑⠀⠛⠕⠑⠎⠂⠀⠯⠀⠉⠀⠝⠑⠧⠻⠀⠀⠉⠕⠝⠞⠁⠔⠀
⠔⠀⠊⠞⠎⠑⠇⠋⠀⠁⠝⠽⠀⠑⠧⠊⠙⠢⠉⠑⠀⠱⠁⠞⠑⠧⠻⠀⠷⠀⠊⠞⠎⠀
⠝⠑⠉⠑⠎⠎⠊⠞⠽⠲⠀⠠⠺⠑⠀⠀⠁⠎⠎⠻⠞⠀⠞⠀⠄⠠⠑⠀⠑⠧⠢⠞⠀⠍⠥⠌⠀⠓⠀⠁
⠀⠉⠁⠥⠎⠑⠒⠄⠀⠯⠀⠹⠊⠎⠀⠀⠏⠗⠕⠏⠕⠎⠊⠞⠊⠕⠝⠀⠺⠑⠀⠐⠅⠀⠞⠕⠀⠃⠑⠀
⠞⠗⠥⠑⠂⠀⠝⠀⠕⠝⠇⠽⠀⠏⠗⠕⠃⠁⠃⠇⠽⠂⠀⠯⠀⠀⠛⠢⠻⠁⠇⠇⠽⠂⠀⠯⠀⠵⠀
⠋⠜⠀⠵⠀⠺⠑⠀⠉⠀⠎⠑⠑⠒⠀⠼⠁⠛⠙⠀⠃⠀⠺⠑⠀⠸⠉⠀⠀⠎⠥⠏⠏⠕⠎⠑⠀⠭⠀
⠞⠕⠀⠃⠑⠀⠋⠁⠇⠎⠑⠀⠔⠀⠁⠝⠽⠀⠎⠬⠇⠑⠀⠊⠝⠌⠁⠝⠉⠑⠲⠀⠠⠺⠑⠀⠁⠗⠑⠀
⠵⠀⠀⠉⠻⠞⠁⠔⠀⠷⠀⠭⠀⠵⠀⠷⠀⠮⠀⠞⠗⠥⠹⠎⠀⠷⠀⠁⠗⠊⠹⠍⠑⠞⠊⠉⠀⠕⠗⠀
⠛⠑⠕⠍⠑⠞⠗⠽⠲⠀⠠⠺⠑⠀⠀⠸⠉⠀⠙⠳⠃⠞⠀⠞⠀⠭⠀⠍⠥⠌⠀⠁⠏⠏⠇⠽⠀⠞⠕⠀
⠁⠇⠇⠀⠑⠧⠢⠞⠎⠀⠏⠁⠌⠀⠯⠀⠀⠋⠥⠞⠥⠗⠑⠂⠀⠔⠀⠑⠀⠐⠏⠀⠷⠀⠮⠀
⠥⠝⠊⠧⠻⠎⠑⠂⠀⠚⠀⠵⠀⠞⠗⠥⠇⠽⠀⠵⠀⠞⠕⠀⠀⠘⠹⠀⠕⠉⠉⠥⠗⠗⠢⠉⠑⠎⠀
⠱⠊⠡⠀⠺⠑⠀⠓⠀⠕⠥⠗⠎⠑⠇⠧⠑⠎⠀⠕⠃⠎⠻⠧⠫⠲⠀⠠⠱⠁⠞⠀⠀⠉⠁⠥⠎⠑⠎⠀
⠏⠗⠕⠙⠥⠉⠑⠀⠱⠁⠞⠀⠑⠋⠋⠑⠉⠞⠎⠆⠤⠤⠱⠁⠞⠀⠊⠎⠀⠮⠀⠉⠁⠥⠎⠑⠀⠷⠀
⠁⠝⠽⠀⠀⠏⠜⠞⠊⠉⠥⠇⠜⠀⠑⠧⠢⠞⠆⠤⠤⠱⠁⠞⠀⠺⠀⠃⠑⠀⠮⠀⠑⠋⠋⠑⠉⠞⠀⠷
⠀⠁⠝⠽⠀⠏⠑⠉⠥⠇⠊⠜⠀⠀⠏⠗⠕⠉⠑⠎⠎⠆⠤⠤⠘⠮⠀⠁⠗⠑⠀⠏⠕⠔⠞⠎⠀⠕⠝⠀
⠱⠊⠡⠀⠑⠭⠏⠻⠊⠢⠉⠑⠀⠍⠁⠽⠀⠑⠝⠇⠊⠛⠓⠞⠢⠀⠀⠥⠲⠀
⠠⠕⠃⠎⠻⠧⠁⠞⠊⠕⠝⠀⠯⠀⠑⠭⠏⠻⠊⠢⠉⠑⠀⠍⠁⠽⠀⠃⠑⠀⠗⠑⠟⠥⠊⠎⠊⠞⠑⠂
⠀⠞⠕⠀⠑⠝⠁⠃⠇⠑⠀⠀⠥⠀⠞⠕⠀⠚⠥⠙⠛⠑⠀⠗⠑⠎⠏⠑⠉⠞⠬⠀⠎⠥⠡⠀
⠍⠁⠞⠞⠻⠎⠲⠀⠠⠃⠀⠞⠀⠑⠀⠑⠧⠢⠞⠀⠀⠓⠁⠎⠀⠐⠎⠀⠉⠁⠥⠎⠑⠂⠀
⠠⠑⠭⠏⠻⠊⠢⠉⠑⠀⠸⠉⠀⠏⠗⠕⠧⠑⠀⠁⠝⠽⠀⠍⠀⠹⠁⠝⠀⠩⠑⠀⠀⠉⠀
⠙⠊⠎⠏⠗⠕⠧⠑⠲⠀⠠⠩⠑⠀⠉⠀⠁⠙⠙⠀⠝⠕⠹⠬⠀⠞⠕⠀⠮⠀⠑⠧⠊⠙⠢⠉⠑⠀⠷⠀
⠮⠀⠀⠞⠗⠥⠹⠂⠀⠓⠪⠑⠧⠻⠀⠷⠞⠢⠀⠩⠑⠀⠍⠁⠽⠀⠑⠭⠑⠍⠏⠇⠊⠋⠽⠀⠭⠲⠀
⠠⠹⠊⠎⠀⠙⠕⠉⠞⠗⠔⠑⠂⠀⠀⠮⠝⠂⠀⠸⠉⠀⠓⠀⠃⠑⠢⠀⠁⠉⠟⠥⠊⠗⠫⠀⠃⠽⠀
⠓⠻⠀⠞⠑⠁⠡⠬⠆⠀⠯⠀⠮⠀⠀⠠⠊⠙⠑⠁⠀⠷⠀⠠⠉⠁⠥⠎⠑⠂⠀⠱⠊⠡⠀⠮⠀
⠙⠕⠉⠞⠗⠔⠑⠀⠊⠝⠧⠕⠇⠧⠑⠎⠂⠀⠯⠀⠕⠝⠀⠱⠊⠡⠀⠭⠀⠀⠙⠑⠏⠢⠙⠎⠂⠀⠸⠉

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