^Planning and Research Division (2010). "Arkansas Road Log Database". Arkansas State Highway and Transportation Department. Archived from the original(Database) on 23 June 2011. Retrieved June 9, 2011.
^General Highway Map, St. Francis County, Arkansas(PDF) (Map). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2010. Retrieved November 5, 2011.
^General Highway Map, Cross County, Arkansas(PDF) (Map). 1:62500. Cartography by Planning and Research Division. Arkansas State Highway and Transportation Department. 2010. Retrieved November 5, 2011.
^Route and Section Map, Cross County, Arkansas(PDF) (Map). Cartography by Division of Planning and Research. Arkansas State Highway and Transportation Department. Retrieved November 5, 2011.