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Science from an Easy Chair ⠃⠗⠋ 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

723,491 braille cells · 758 embossed pages at 40×25 · 2,786 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.