Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 50.
BRANCH COUNTY, situated on the south boundary of Michigan, and drained by St. Joseph's river. Area, 528 square miles. Seat of justice, Branch Court House. Pop. in 1840, 5,715; in 1850, 18,472.