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Library / Engineering & Technology / Screw-Thread Cutting by the Master-Screw Method since 1480 / Braille

Screw-Thread Cutting by the Master-Screw Method since 1480 ⠃⠗⠋ 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

35,337 braille cells · 38 embossed pages at 40×25 · 206 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.