United States. Soil Conservation ServiceShows land use.; Includes vicinity map.; 'July 1980, 5,R-37,898.'51 x 76 centimetersJPEGUMN_ALMA:9950873800001701engThe Service (Bismarck, N.D.)PublicImportant farmlands, Oliver County, North DakotaMapsNorth Dakota--Oliver CountyNorth Dakota1980?University of Minnesota