1. Geologic map of the De Pass quadrangle, Fremont and Hot Springs Counties, Wyoming [cartographic material] Yale Public content 1980. 2012-06-25T15:05:58Z. 2020-04-29T16:38:54Z. Thaden, Robert E., 1924-. U.S. Geological Survey. English. Public. Wyoming, Fremont County, and Hot Springs County.