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Creator
Gehres, W. S. (Wilmer Sherman), 1887-1963
Remove constraint Creator: Gehres, W. S. (Wilmer Sherman), 1887-1963
Creator
Geological Survey (U.S.)
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Creator
Marshall, R. B. (Robert Bradford), 1867-1949
Remove constraint Creator: Marshall, R. B. (Robert Bradford), 1867-1949
Provenance
Part of Geological Survey (U.S.). Indiana 1:62,500.
Remove constraint Provenance: Part of Geological Survey (U.S.). Indiana 1:62,500.