Skip to contentSkip to Braille Studio

Library / Philosophy / Popular scientific lectures / Braille

Popular scientific lectures ⠃⠗⠋ 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

672,558 braille cells · 715 embossed pages at 40×25 · 1,972 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.