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.