Preliminary geologic map of the Mississippian formations in the Dongola, Vienna and Brownfield quadrangles, by Stuart Weller and Frank F. Krey. Explanation and stratigraphic summary, by J. Marvin Weller...
Material type:
TextSeries: Illinois. State geological survey. Report of investigations ; no. 60Publication details: Urbana, Printed by authority of the state of Illinois, 1939.Description: 11p. illus.,fold.map(in pocket) 25cmSubject(s): LOC classification: - QE106.D6 W4
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At head of title: State of Illinois ... Department of registration and education ... Division of the State geological survey ...
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