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Library / Engineering & Technology / Development of Gravity Pendulums in the 19th Century / Braille

Development of Gravity Pendulums in the 19th Century ⠃⠗⠋ 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.

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156,034 braille cells · 168 embossed pages at 40×25 · 1,531 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.