Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 132.
FULTON COUNTY, situated toward the westerly part of Illinois, with Illinois river on the sotheast. Area, 874 square miles. Seat of justice, Lewiston. Pop. in 1830, 1,841; in 1840, 13,142; in 1850, 22,508.