Kentucky Geological Survey; Higginson, W. S. (William Smith Muir), 1894-1984; United States. Army; Geological Survey (U.S.)Topography by W.S. Higginson , Ohio River by Corps of Engineers, U.S. Army , control by U.S. Geological Survey and Corps of Engineers, U.S. Army. Filing title: Corydon, Ind.--Ky. Edition of 1931. Polyconic projection. Harrison Co., Indiana--"Preliminary edition unsurveyed area." Relief shown by contours and spot heights. Contour interval 20 feet. Surveyed in 1928.Imprint: [Washington, D.C.] : Dept. of the Interior, U.S. Geological Survey, [1931]Dimensions: 45 x 42 cm or smallerJPEGG4090 s62 .G4 Corydon 1931engGeological Survey (U.S.)PublicIndiana-Kentucky Corydon quadrangle [1931 printing]MapsKentucky--Meade CountyKentucky1931Indiana University