Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 133.
GALLATIN COUNTY, situated on the easterly boundary of Illinois, with Ohio and Wabash rivers on the east. Area, 760 square miles. Face of the country, undulating; soil, productive. Seat of justice, Equality. Pop. in 1820, 3,155; in 1830, 7,405; in 1840, [illegible]; in 1850, 5,137.