The Simmons Brand (Abilene, Tex.), Vol. 14, No. 33, Ed. 1, Saturday, May 24, 1930, newspaper, May 24, 1930; (https://texashistory.unt.edu/ark:/67531/metapth97948/m1/1/: accessed January 19, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .