1. Geologic map of the Bridger Wilderness and the Green-Sweetwater Roadless Area, Sublette and Fremont Counties, Wyoming Yale Public content 1986. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Branch of Distribution. English. Public. Wyoming, Sublette County, Fremont County, and Bridger National Wilderness Area (Wyo.).