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.