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The Economic Aspect of Geology ⠃⠗⠋ 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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1,063,578 braille cells · 1,123 embossed pages at 40×25 · 1,384 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.