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Library / Engineering & Technology / Langley Memoir on Mechanical Flight, Parts I and II / Braille

Langley Memoir on Mechanical Flight, Parts I and II ⠃⠗⠋ 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

1,084,631 braille cells · 1,070 embossed pages at 40×25 · 15,225 unrepresentable characters omitted

⠋⠊⠇⠑⠀⠺⠓⠊⠉⠓⠀⠊⠝⠉⠇⠥⠙⠑⠎⠀⠞⠓⠑⠀⠝⠥⠍⠑⠗⠕⠥⠎⠀
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⠶⠓⠞⠞⠏⠎⠒⠸⠌⠸⠌⠺⠺⠺⠲⠛⠥⠞⠑⠝⠃⠑⠗⠛⠲⠕⠗⠛⠸⠌⠉⠁⠉⠓⠑⠸⠌⠑⠏⠥
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⠕⠗⠀⠀⠀⠀⠀⠀⠀
⠶⠓⠞⠞⠏⠎⠒⠸⠌⠸⠌⠺⠺⠺⠲⠛⠥⠞⠑⠝⠃⠑⠗⠛⠲⠕⠗⠛⠸⠌⠋⠊⠇⠑⠎⠸⠌⠼⠙⠛
⠊⠓⠁⠸⠌⠙⠛⠊⠓⠁⠤⠰⠓⠲⠵⠊⠏⠶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠊⠍⠁⠛⠑⠎⠀⠕⠋⠀
⠞⠓⠑⠀⠕⠗⠊⠛⠊⠝⠁⠇⠀⠏⠁⠛⠑⠎⠀⠁⠗⠑⠀⠁⠧⠁⠊⠇⠁⠃⠇⠑⠀⠞⠓⠗⠕⠥⠛⠓
⠀⠀⠀⠀⠀⠀⠀⠠⠊⠝⠞⠑⠗⠝⠑⠞⠀⠠⠁⠗⠉⠓⠊⠧⠑⠸⠌⠠⠁⠍⠑⠗⠊⠉⠁⠝⠀
⠠⠇⠊⠃⠗⠁⠗⠊⠑⠎⠲⠀⠠⠎⠑⠑⠀⠀⠀⠀⠀⠀⠀
⠓⠞⠞⠏⠎⠒⠸⠌⠸⠌⠁⠗⠉⠓⠊⠧⠑⠲⠕⠗⠛⠸⠌⠙⠑⠞⠁⠊⠇⠎⠸⠌⠇⠁⠝⠛⠇⠑⠽⠍
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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.