The Boerne Star (Boerne, Tex.), Vol. 59, No. 20, Ed. 1 Thursday, April 23, 1964, newspaper, April 23, 1964; (https://texashistory.unt.edu/ark:/67531/metapth871415/m1/4/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .