Title supplied by cataloger based on information from sheet labels. Images are photoreductions of mosaics created from original aerial photographs. Designating symbol 19157. Form of individual image numbering: 19157-179-[number]. Year Flown 1979. Flown by Park Aerial Surveys, Inc. Louisville, KY. Approximate scale, 1:40,000 Contact the Map Collection at The University of Iowa Libraries: http://www.lib.uiowa.edu/maps/contact/ Scanned at 300 ppi in Greyscale.