Gazetteer/Almanac
Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 376.
WASHINGTON COUNTY, situated on the west boundary of Pennsylvannia, with Monongahela river on the east. Area, 1,000 square miles. Face of the country, hilly; soil, productive. Seat of justice, Washington. Pop. in 1810, 36,289; in 1820. 40,038; in 1830, 42,680; in 1840, 41,279; in 1850, 44,939.
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Depicted ContentWashington County, PA