Skip to contentSkip to Braille Studio

Library / Physics / Practical Talks by an Astronomer / Braille

Practical Talks by an Astronomer ⠃⠗⠋ 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

222,865 braille cells · 233 embossed pages at 40×25 · 728 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.