Bus, Daniel W. The Ennis Daily News (Ennis, Tex.), Vol. 66, No. 121, Ed. 1 Wednesday, May 22, 1957, newspaper, May 22, 1957; (https://texashistory.unt.edu/ark:/67531/metapth785912/m1/1/: accessed November 12, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .