Preliminary geologic map of the Mississippian formations in the Dongola, Vienna and Brownfield quadrangles - Weller, Stuart, 1870-1927.; Krey, Frank; Weller, J. Marvin (James Marvin), 1899- (Urbana, Printed by authority of the state of Illinois, 1939)
At head of title: State of Illinois ... Department of registration and education ... Division of the State geological survey ...
Keywords: Geology -- Illinois; Geology, Stratigraphic -- Mississippian