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Geologic map of Indiana

Author:
Description:
"Base from Map of Indiana, 1950 edition, published by the U.S. Geological Survey. Minor revisions and additions made from Indiana Department of Conservation, Geological Survey, county base maps."; Includes 2 col. cross-sections and notes. Scale 1:1,000,000
Collection:
Indiana Historic Maps
Place:
Indiana, United States
Subjects:
Geological and Geology
Year:
1956
Contributed by:
Indiana
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