The Frisco Enterprise (Frisco, Tex.), Vol. 9, No. 11, Ed. 1 Thursday, November 7, 1968, newspaper, November 7, 1968; (https://texashistory.unt.edu/ark:/67531/metapth1218257/m1/4/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .