The Brand (Abilene, Tex.), Vol. 49, No. 25, Ed. 1, Friday, April 10, 1964, newspaper, April 10, 1964; (https://texashistory.unt.edu/ark:/67531/metapth98589/m1/1/: accessed June 4, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .