1. Geological investigations of the Vermillion Creek coal bed in the Eocene Niland Tongue of the Wasatch formation, Sweetwater County, Wyoming Publication/Creation: Washington : Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Book Access & Availability: Loading
2. Geological investigations of the Vermillion Creek coal bed in the Eocene Niland Tongue of the Wasatch formation, Sweetwater County, Wyoming Publication/Creation: Washington : U.S. G.P.O., 1987 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1314-1319. Access & Availability: Loading