Georgia. State Highway Board. "Eighteenth report of the State Highway Board of Georgia to the Governor and General Assembly of the State of Georgia for the fiscal years ending June 30, 1939, and June 30, 1940." University of Georgia. Map and Government Information Library. 1940-06-30, https://dlg.galileo.usg.edu/do:dlg_ggpd_y-ga-bt700-b-pa1-b1939-h40.

Georgia. State Highway Board (1940-06-30). Eighteenth report of the State Highway Board of Georgia to the Governor and General Assembly of the State of Georgia for the fiscal years ending June 30, 1939, and June 30, 1940. Retrieved from https://dlg.galileo.usg.edu/do:dlg_ggpd_y-ga-bt700-b-pa1-b1939-h40

Georgia. State Highway Board. "Eighteenth report of the State Highway Board of Georgia to the Governor and General Assembly of the State of Georgia for the fiscal years ending June 30, 1939, and June 30, 1940." 1940-06-30. November 2, 2026. https://dlg.galileo.usg.edu/do:dlg_ggpd_y-ga-bt700-b-pa1-b1939-h40.