1901. Geological Survey (U.S.). Contour interval 10 feet;"Surveyed in 1889, 1897 and 1899.";Relief shown by contours.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.).
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1943. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1921 and 1939-1940.";"Topography in Indiana from chart of the Wabash River by Corps of Engineers, U.S. Army.... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1899. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1897.;Relief indicated by contours and spot heights.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey (U.S.).
1938. Geological Survey (U.S.). Relief shown by contours and spot heights.;Contour interval 10 feet.;"Surveyed in 1931-1933.";Road classification as of 1937.;1 map, colored;45 x 3... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1944. Geological Survey (U.S.). Surveyed in 1938;Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.).
1924. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1922.";Relief shown by contours and spot heights.;1 map, colored;54 x 44 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1904. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1902.";Includes "diagram of township.";Relief shown by contours and spot heights.;1 map, colored;45 x 35 cm.... U.S. Geological Survey (U.S.).
1947. Geological Survey (U.S.). Contour interval 20 feet.;"Mapped by the Geological Survey 1945";Relief shown by contours and spot heights.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1939. Geological Survey (U.S.). Shows roadway classification as of 1938.;"Contour interval 10 feet.";"Surveyed in 1934-1935.";Relief shown by contours and spot heights.;1 map, col... Geological Survey (U.S.).
1906. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1905.";"Surveyed in cooperation with the States of Illinois and Kentucky.";Relief shown by contours and spot... Geological Survey (Lexington, Ky.), Geological Survey (U.S.), and Geological Survey Division (Urbana, Ill.).