EarthWorks Geospatial Catalog

Bedrock geologic map of Indiana [cartographic material] / By Henry H. Gray, Curtis H. Ault, and Stanley J. Keller.

Description
Includes 2 col. cross sections. "Base modified from U. S. Geological Survey base map of Indiana, 1973 edition."
Publisher
Indiana, Geological Survey
Year
1987-01-01T00:00:00Z
Held by
MIT
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