Geologic Map of the Lusk 30' x 60' Quadrangle, Goshen and Niobrara Counties, Wyoming (2011)

McLaughlin, J.F., Stafford, J.E., and Harris, R.E., 2011, Geologic map of the Lusk 30’ x 60’ quadrangle, Niobrara, Goshen, Converse, and Platte counties, Wyoming, and Sioux County, Nebraska: Wyoming State Geological Survey Map Series 82, scale 1:100,000.