North Carolina State Highway and Public Works Commission (1940). North Carolina Primary Highway System(PDF) (Map). North Carolina State Highway and Public Works Commission. Retrieved May 15, 2014.
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North Carolina State Highway Commission (1930). State Highway System of North Carolina (Map). Scale not given. Raleigh: Bynum Publishing Company. Retrieved May 23, 2016 – via University of North Carolina University Libraries.
North Carolina State Highway Commission (1935). State Highway System of North Carolina (Map). 1:11,520. Raleigh: North Carolina State Highway Commission. Retrieved June 2, 2016 – via University of North Carolina University Libraries.
North Carolina State Highway and Public Works Commission (1939). Transportation map of North Carolina (Map). 1:982,080. No publisher given. Retrieved June 2, 2016 – via University of North Carolina University Libraries.
North Carolina State Highway and Public Works Commission (1952). North Carolina Primary Highway System (Map). 1:20:000. Winston Printing. Retrieved May 23, 2016.
North Carolina (Map) (1957 ed.). 1:823,680. Cartography by North Carolina State Tax Commission. Winston-Salem: Winston Ptg. Co. 1957 – via University of North Carolina University Libraries.
North Carolina (Map) (1958 ed.). 1:823,680. Cartography by North Carolina State Tax Commission. Richmond, VA: Baughman Company. 1958 – via University of North Carolina University Libraries.
North Carolina Official Highway Map (Map) (1967 ed.). 1:823,680. Cartography by North Carolina State Tax Commission. Baltimore, MD: A. Hoen & Co. 1967 – via University of North Carolina University Libraries.
North Carolina State Highway and Public Works Commission (1941). North Carolina Primary Highway System (Map). 1:823,680. Raleigh: North Carolina State Highway and Public Works Commission. Retrieved June 2, 2016 – via University of North Carolina University Libraries.
North Carolina State Highway and Public Works Commission (1942). North Carolina Primary Highway System (Map). 1:823,680. Raleigh: North Carolina State Highway and Public Works Commission. Retrieved June 2, 2016 – via University of North Carolina University Libraries.