1. Pearce quadrangle : Arizona (Cochise County) Yale Public content 1916. 2011-05-18T17:34:37Z. 2015-10-21T14:59:28Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona, Cochise County, Cochise County (Ariz.), and Sulphur Springs Valley (Ariz.).