Gazetteer/Almanac
Fanning's Illustrated Gazetteer of the United States... (New York: Phelps, Fanning & Co., 1853), 313.
ROCK ISLAND COUNTY, situated on the northwesterly boundary of Illinois, on the Mississippi, and traversed by Rock river. Area, square miles. Seat of justice, Rock Island. Pop. in 1850, 6,397.
Links
Depicted ContentRock Island County, IL