Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 185.
LAWRENCE COUNTY, situated on the southeasterly boundary of Illinois, with Wabash river on the southeast. Area, 560 square miles. Seat of justice, Lawrenceville. Pop. in 1830, 3,668; in 1840, 7,092; in 1850, 6,122.