Skip to contentSkip to Braille Studio

Library / Engineering & Technology / On the Development and Distribution of Primitive Locks and Keys / Braille

On the Development and Distribution of Primitive Locks and Keys ⠃⠗⠋ 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

118,550 braille cells · 125 embossed pages at 40×25 · 626 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.