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Library / Engineering & Technology / Lasers / Braille

Lasers ⠃⠗⠋ braille edition

Grade 1 — uncontracted, letter-for-letter. Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 2 instead.

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

94,515 braille cells · 99 embossed pages at 40×25 · 689 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.