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Providing for the Regulation of Mining Activity Within, and Repealing the Application of Mining Laws To, Areas of the National Park System, and for Other Purposes. August 13, 1976. -- Ordered to be Printed

United States. Congress. House. Committee on Interior and Insular Affairs

出版	Verlag nicht ermittelbar, 1976
URL	http://books.google.com.hk/books?id=yj1NuwEACAAJ&hl=&source=gbs_api