1. Geologic map of the Antelope Flats quadrangle, Sweetwater County, Wyoming [cartographic material] Yale Public content 1978. 2012-06-06T18:41:12Z. 2012-06-13T15:04:56Z. Roehler, Henry W. The Survey. English. Public. Wyoming and Sweetwater County.
2. Geologic map of the Chicken Creek SE quadrangle, Sweetwater County, Wyoming [cartographic material] Yale Public content 1978. 2012-06-13T14:01:35Z. 2012-06-20T14:07:33Z. Roehler, Henry W. The Survey. English. Public. Wyoming and Sweetwater County.
3. Geologic map of the Chicken Creek SW quadrangle, Sweetwater County, Wyoming and Moffat County, Colorado [cartographic material] Yale Public content 1978. 2012-06-06T20:19:00Z. 2012-06-13T15:04:58Z. Roehler, Henry W. The Survey. English. Public. Wyoming, Sweetwater County, Colorado, and Moffat County.
4. Geologic map of the Mud Springs Ranch quadrangle, Sweetwater County, Wyoming [cartographic material] Yale Public content 1978. 2012-06-06T18:42:59Z. 2012-06-13T15:04:56Z. Roehler, Henry W. The Survey. English. Public. Wyoming and Sweetwater County.