Library / Mathematics / On the History of Gunter's Scale and the Slide Rule During the Seventeenth Century / Braille
On the History of Gunter's Scale and the Slide Rule During the Seventeenth Century ⠃⠗⠋ braille edition
Grade 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.
Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt
79,091 braille cells · 82 embossed pages at 40×25 · 346 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.