Bus, Daniel W. The Ennis Daily News (Ennis, Tex.), Vol. 66, No. 117, Ed. 1 Friday, May 17, 1957, newspaper, May 17, 1957; (https://texashistory.unt.edu/ark:/67531/metapth786430/m1/1/: accessed October 22, 2017), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .