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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 · 38 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.