Walker, Bob. The Howe Enterprise (Howe, Tex.), Vol. 4, No. 46, Ed. 1 Thursday, May 23, 1968, newspaper, May 23, 1968; (https://texashistory.unt.edu/ark:/67531/metapth840166/m1/1/: accessed December 11, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .