1970. Appears to be a reprint of a map from the 1975 Lake Monroe Land Suitability Study. Scale approximately 1:24,000.
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1970. Geological Survey (U.S.), cartographer. Relief shown by contours and spot heights.; 7.5 U.S. topographic map with flood-prone areas designated north and northeast of Greencastle, Indiana.... United States, Department of the Interior, Geological Survey.
1970. Purcell, Roger L. Includes geological cross-section. Scale approximately 1:1,800,000. Adapted from Regional Geologic Map series, Indiana Geological Survey; drafted b... Indiana Geological Survey.
1970. Hutchison, Harold C. (Harold Christy), 1925-. Blue line print. 'Base modified from Indiana Department of Conservation, Geological Survey. Base map of portion of western Indiana, 1951.' Includes... Indiana Department of Geology and Natural Resources.
1970. Hollingsworth, John McHenry, 1823-1889 and Kingsbury, Robert C. Shows oil and gas producing areas, strip mine areas and shaft mines extracting coal, and dimension limestone quarries and mills. Includes 2 ancilla... Department of Geography, Indiana University.
1970. Text, illustrations, and vicinity map on verso. Scale approximately 1:77,000. The Corps.
1970. Bounding Box (W,S,E,N): -93.9791,44.4981,-92.8021,45.361 Ecological Study for the Twin Cities Metropolitan Area.
1970. Hollingsworth, John McHenry, 1823-1889 and Kingsbury, Robert C. Shows bluestem prairie, oak-hickory forest, beech and maple forest, southern floodplain forest, and elm-ash forest. Detached from: Kingsbury, Rober... Department of Geography, Indiana University.
1970. Kingsbury, Robert C. and Switzer, J. E. (Jesse Elmer). Relief shown by landform drawing. Shows southern limit of glaciation in Indiana. Originally compiled approximately 1932 by J.E. Switzer, Department... Department of Geography, Indiana University.
1970. Hollingsworth, John McHenry, 1823-1889 and Kingsbury, Robert C. Detached from: Kingsbury, Robert C. Atlas of Indiana, page 14. Also shows Wisconsin glacial boundary and Illinoian glacial boundary. Scale approxim... Department of Geography, Indiana University.