1917. 2011-05-18T18:03:32Z. 2015-10-21T14:59:28Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona, Cochise County, Graham County, Greenlee County, New Mexico, Grant County, Cochise County (Ariz.), Graham County (Ariz.), Grant County (N.M.), and Greenlee County (Ariz.).
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