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.