Skip to contentSkip to Braille Studio

Library / Philosophy / Popular scientific lectures / Braille

Popular scientific lectures ⠃⠗⠋ 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

566,524 braille cells · 598 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.