Title supplied by cataloger based on information from sheet labels. Images are photoreductions of mosaics created from original aerial photographs. Designating symbol TH. Form of individual image numbering: TH-1DD-[number], or TH-2DD-[number]. "Year Flown 1963". Flown by Park Aerial Surveys, Inc. Louisville, K.Y. "Approximate scale, 1:20,000" [refers to individual images from which mosaic was made].
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