Series: Map Authors: Ervin, C.P.
Ervin, C.P.; Thompson, M.E.; Mudrey, M.G.; Jr.; Czechanski, M.L.; Brown, B.A.;
1993
Ervin, C.P.; Tuftee, K.; Funck, J.A.;
1983
Ervin, C.P.; Hammer, S.;
1974
Map: Scale 1:500,000; scanned onto two pages
Report: 13 p.