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Library / Chemistry / Invention: The Master-key to Progress / Braille

Invention: The Master-key to Progress ⠃⠗⠋ 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.

Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt

530,438 braille cells · 557 embossed pages at 40×25 · 606 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.