Title supplied by cataloger based on information from sheet labels. Images are photoreductions of mosaics created from original aerial photographs. Designating symbol EHA. Form of individual image numbering: EHA-1AA-[number], EHA-2AA-[number], or EHA-3AA-[number]. "Flying completed 8-10-60". "Approximate scale, 1:20,000" [refers to individual images from which mosaic was made]. Flown by The Aeroflex Corporation, Robinson Aerial Surveys Division, Newark 7, N.J. Contact the Map Collection at The University of Iowa Libraries: http://www.lib.uiowa.edu/maps/contact/