The Pony Express (Carthage, Tex.), Vol. 12, No. 8, Ed. 1 Tuesday, February 9, 1960, newspaper, February 9, 1960; (https://texashistory.unt.edu/ark:/67531/metapth507922/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .