1. Geologic map of the Arapahoe Butte quadrangle, Fremont and Hot Springs Counties, Wyoming [cartographic material] Yale Public content 1981. 2012-06-27T15:46:30Z. 2012-07-05T13:04:08Z. Thaden, Robert E., 1924-. The Survey. English. Public. Wyoming, Fremont County, and Hot Springs County.