Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 35.
BARREN COUNTY, situated in the southerly part of Kentucky. Length, 45 miles; mean width, 20; extending over an area of 900 square miles. The face of the country is generally level, and the soil of middling quality. Courts are held at Glasgow. Pop. in 1820, 10,328; in 1830, 15,079; in 1840, 17,288; and in 1850, 20,240.