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A Treatise Concerning the Principles of Human Knowledge ⠃⠗⠋ 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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218,077 braille cells · 232 embossed pages at 40×25 · 214 unrepresentable characters omitted

⠉⠕⠇⠕⠥⠗⠎⠀⠕⠗⠀⠎⠕⠥⠝⠙⠎⠂⠀⠃⠽⠀⠋⠊⠛⠥⠗⠑⠂⠀⠍⠕⠞⠊⠕⠝⠂⠀
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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.