The Shamrock Texan (Shamrock, Tex.), Vol. 60, No. 41, Ed. 1 Thursday, January 16, 1964, newspaper, January 16, 1964; (https://texashistory.unt.edu/ark:/67531/metapth529462/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .