-
1Published 1980Subjects: “...Coal Wyoming Sheridan County Maps....”
Government Document Map -
2Published 1986Subjects: “...Geology Wyoming Sheridan County Maps....”
Government Document Map -
3by Mapel, W. J. (William Jameson), 1922-Subjects: “...Coal Geology Wyoming Big Horn County Maps....”
Published 1976
Government Document Map -
4Published 1980Subjects: “...Coal Wyoming Sheridan County Maps....”
Government Document Map