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On the Improvement of the Understanding ⠃⠗⠋ braille edition

Grade 1 — uncontracted, letter-for-letter. Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 2 instead.

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97,095 braille cells · 103 embossed pages at 40×25 · 398 unrepresentable characters omitted

⠀⠏⠥⠞⠀⠋⠕⠗⠺⠁⠗⠙⠀⠓⠑⠗⠑⠀⠞⠓⠁⠞⠀⠞⠓⠑⠀⠎⠕⠥⠇⠀⠁⠉⠞⠎⠀⠀
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⠶⠼⠁⠶⠀⠠⠓⠑⠝⠉⠑⠂⠀⠁⠎⠀⠋⠁⠗⠀⠁⠎⠀⠊⠎⠀⠏⠕⠎⠎⠊⠃⠇⠑⠀⠁⠞⠀
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⠅⠝⠕⠺⠇⠑⠙⠛⠑⠀⠕⠋⠀⠕⠥⠗⠀⠥⠝⠙⠑⠗⠎⠞⠁⠝⠙⠊⠝⠛⠂⠀⠁⠝⠙⠀⠎⠥⠉⠓
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⠎⠓⠁⠇⠇⠀⠺⠑⠀⠺⠕⠝⠙⠑⠗⠀⠺⠓⠽⠀⠺⠑⠀⠀⠥⠝⠙⠑⠗⠎⠞⠁⠝⠙⠀⠎⠕⠍⠑⠀
⠞⠓⠊⠝⠛⠎⠀⠺⠓⠊⠉⠓⠀⠊⠝⠀⠝⠕⠺⠊⠎⠑⠀⠋⠁⠇⠇⠀⠺⠊⠞⠓⠊⠝⠀⠞⠓⠑⠀
⠎⠉⠕⠏⠑⠀⠕⠋⠀⠀⠞⠓⠑⠀⠊⠍⠁⠛⠊⠝⠁⠞⠊⠕⠝⠂⠀⠺⠓⠊⠇⠑⠀⠕⠞⠓⠑⠗⠀
⠞⠓⠊⠝⠛⠎⠀⠁⠗⠑⠀⠊⠝⠀⠞⠓⠑⠀⠊⠍⠁⠛⠊⠝⠁⠞⠊⠕⠝⠀⠃⠥⠞⠀⠀
⠺⠓⠕⠇⠇⠽⠀⠕⠏⠏⠕⠎⠑⠙⠀⠞⠕⠀⠞⠓⠑⠀⠥⠝⠙⠑⠗⠎⠞⠁⠝⠙⠊⠝⠛⠂⠀⠕⠗⠀
⠕⠞⠓⠑⠗⠎⠂⠀⠁⠛⠁⠊⠝⠂⠀⠺⠓⠊⠉⠓⠀⠀⠁⠛⠗⠑⠑⠀⠞⠓⠑⠗⠑⠺⠊⠞⠓⠲⠀⠀
⠶⠼⠉⠶⠀⠠⠺⠑⠀⠝⠕⠺⠀⠅⠝⠕⠺⠀⠞⠓⠁⠞⠀⠞⠓⠑⠀⠕⠏⠑⠗⠁⠞⠊⠕⠝⠎⠂⠀
⠺⠓⠑⠗⠑⠃⠽⠀⠞⠓⠑⠀⠀⠑⠋⠋⠑⠉⠞⠎⠀⠕⠋⠀⠊⠍⠁⠛⠊⠝⠁⠞⠊⠕⠝⠀⠁⠗⠑⠀
⠏⠗⠕⠙⠥⠉⠑⠙⠂⠀⠞⠁⠅⠑⠀⠏⠇⠁⠉⠑⠀⠥⠝⠙⠑⠗⠀⠕⠞⠓⠑⠗⠀⠇⠁⠺⠎⠀⠀
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⠥⠝⠙⠑⠗⠎⠞⠁⠝⠙⠊⠝⠛⠂⠀⠁⠝⠙⠀⠞⠓⠁⠞⠀⠞⠓⠑⠀⠀⠍⠊⠝⠙⠀⠊⠎⠀
⠑⠝⠞⠊⠗⠑⠇⠽⠀⠏⠁⠎⠎⠊⠧⠑⠀⠺⠊⠞⠓⠀⠗⠑⠛⠁⠗⠙⠀⠞⠕⠀⠞⠓⠑⠍⠲⠀⠀⠀
⠼⠓⠛⠀⠀⠶⠼⠁⠶⠀⠠⠺⠓⠑⠝⠉⠑⠀⠺⠑⠀⠍⠁⠽⠀⠁⠇⠎⠕⠀⠎⠑⠑⠀⠓⠕⠺⠀
⠑⠁⠎⠊⠇⠽⠀⠍⠑⠝⠀⠍⠁⠽⠀⠋⠁⠇⠇⠀⠊⠝⠞⠕⠀⠛⠗⠁⠧⠑⠀⠀⠑⠗⠗⠕⠗⠎⠀
⠞⠓⠗⠕⠥⠛⠓⠀⠝⠕⠞⠀⠙⠊⠎⠞⠊⠝⠛⠥⠊⠎⠓⠊⠝⠛⠀⠁⠉⠉⠥⠗⠁⠞⠑⠇⠽⠀
⠃⠑⠞⠺⠑⠑⠝⠀⠞⠓⠑⠀⠊⠍⠁⠛⠊⠝⠁⠞⠊⠕⠝⠀⠀⠁⠝⠙⠀⠞⠓⠑⠀

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.