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Geology / Geological Exploration of the Fortieth Parallel / Arnold Hague / Ferdinand Zirkel / Samuel Franklin Emmons / United States / Bernhard von Cotta / Petrology / Geologist / Science / Clarence King / Sierra Nevada


NATIONAL ACADEMY OF SCIENCES OP THE UNITED STATES OP AMERICA
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Document Date: 2012-07-17 14:51:47

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File Size: 1,37 MB

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