1978. Black line print. 'Advance composite, subject to correction.' '1978.' Scale 1:100,000; Universal transverse Mercator United States, Department of t... The Survey.
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1968. Heisterkamp, A. J. and Moran, W. H. (William H.). Blue line map. 'May 1, 1951, revised January 1, 1968.' Shows township and range numbers, section boundaries without numbers, State and National For... The Survey.
1979. Tolen, James R. Modified from Regional Geologic Map Series, Indiana Geological Survey.' Includes insets of 'Thickness of unconsolidated materials' and 'Distributio... The Survey.
1950. Title in lower right margin: Indiana, base map with highways. Scale 1:500,000. approximately 1 inch equals 8 miles; Lambert conformal conic project... The Survey.
1961. Title in lower right margin: Indiana, base map. Scale 1:500,000. 1 in. equals approximately 8 miles; Lambert conformal conic projection. The Survey.
1977. Shows major highways and railroads. Scale 1:500,000; Lambert conformal conic projection. The Survey.
1949. Prepared under the direction of the Chief of Staff, U.S. Air Force for the Aeronautical Chart Service.; Base no. 1, March 1949.; 31 March 1949.; AL... The Survey.
1950. Henderson, John R. Includes text and location map. Scale approximately 1:63,360. The Survey.