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Natural Stability and the Parachute Principle in Aeroplanes ⠃⠗⠋ 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

33,977 braille cells · 36 embossed pages at 40×25 · 40 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.