Cass County, Missouri (Fanning's, 1853)
Gazetteer/Almanac
      
            CASS COUNTY, situated on the west boundary of Missouri. Area, -------- square miles. Seat of justice, Harrisonville. Pop. in 1850, 6,090.
      
            Fanning's Illustrated Gazetteer of the United States....  (New York: Phelps, Fanning & Co., 1853), 69.