Title supplied by cataloger based on information from sheet label. Image is a photoreduction of the mosaic created from original aerial photographs. Designating symbol BJW. Form of individual image numbering: BJW-1F-[number], or BJW-2F-[number]."Flying completed 7-22-49." Flown by Woltz Studios, Des Moines, Iowa. "Approximate scale, 1:20,000" [refers to individual images from which mosaic was made]. Contact the Map Collection at The University of Iowa Libraries: http://www.lib.uiowa.edu/maps/contact/