Title supplied by cataloger based on information from sheet labels. Images are photoreductions of mosaics created from original aerial photographs. Designating symbol 19043. Form of individual image numbering: 19043-472L-[number]. Year flown: 1972. Flown by Aero-Graphics, Inc. Salt Lake City, Utah. Scale 1:38,000 Contact the Map Collection at The University of Iowa Libraries: http://www.lib.uiowa.edu/maps/contact/ Scanned at 300 ppi in Greyscale.