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Geology and Uranium-vanadium Deposits of the Monument Valley Area, Apache and Navajo Counties, Arizona

Irving Jerome WitkindRobert E. Thaden

出版	U.S. Government Printing Office, 1963
URL	http://books.google.com.hk/books?id=U7kPAAAAIAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN