The Optimist (Abilene, Tex.), Vol. 18, No. 17, Ed. 1, Thursday, January 29, 1931, newspaper, January 29, 1931; (https://texashistory.unt.edu/ark:/67531/metapth91533/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .