Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 139.
GLYNN COUNTY, situated on the southeasterly boundary of Georgia, with the Atlantic ocean on the southeast, and Altamaha river on the northeast. Area, 625 square miles. Face of the country level, and in some parts marshy; soil adapted to cotton and sugar. Seat of justice, Brunswick. Pop. in 1810, 3,417; in 1820, 3,418; in 1830, 4,467; in 1840, 5,302; in 1850, 4,933.