1. Geologic map of the Dutch John Mountain and Goslin Mountain quadrangles, Utah-Wyoming [cartographic material] Yale Public content 1961. 2012-09-12T18:05:19Z. 2013-03-18T20:24:26Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Utah, Daggett County, Wyoming, and Sweetwater County.