United States. Soil Conservation ServiceRelief shown by spot heights and land form drawings. Base map prepared by Arizona Dept. of Transportation, Highway Division. June 1977. Includes location map and sheet index.49 x 63 centimetersJPEGUMN_ALMA:9938056770001701engDept. of Agriculture, Soil Conservation Service (Portland, Or)PublicPrime farmland central Maricopa, and eastern Maricopa-northern Pinal soil survey areas, Maricopa County, ArizonaMapsArizona--Maricopa CountyArizona1977University of Minnesota