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  1. 1

    California a geologic wonderland per Bailey, Gilbert Ellis 1852-

    Publicat 1924
    Llibre

    California a geologic wonderland
  2. 2

    Story of the Grand Canyon of Arizona a popular illustrated account of its rocks and origin. per Darton, Nelson Horatio 1865-

    Publicat 1917
    Llibre

    Story of the Grand Canyon of Arizona a popular illustrated account of its rocks and origin.

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