The Optimist (Abilene, Tex.), Vol. 15, No. 36, Ed. 1, Thursday, June 21, 1928, newspaper, June 21, 1928; (https://texashistory.unt.edu/ark:/67531/metapth91432/m1/1/: accessed May 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .