Belt, W.E., Bergquist, H.R., Brown, G.F., Conant, L.C., Eargle, D.H., Hughes, U.B., MacNeil, F.S., Monroe, W.H., Morris, J.H., Stillwell, J.H., and Tourtelot, H.A., 1945, Geologic map of Mississippi: U.S. Geological Survey, , scale 1:500,000