Skip to contentSkip to Braille Studio

Library / Education / The organisation of thought, educational and scientific / Braille

The organisation of thought, educational and scientific ⠃⠗⠋ 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

267,003 braille cells · 281 embossed pages at 40×25 · 1,208 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.