Library / Mathematics / William Oughtred: A Great Seventeenth-Century Teacher of Mathematics / Braille
William Oughtred: A Great Seventeenth-Century Teacher of Mathematics ⠃⠗⠋ 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
188,819 braille cells · 200 embossed pages at 40×25 · 1,471 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.