The Pony Express (Carthage, Tex.), Vol. 44, No. 1, Ed. 1 Wednesday, May 12, 1993, newspaper, May 12, 1993; (https://texashistory.unt.edu/ark:/67531/metapth591854/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .