The Boerne Star (Boerne, Tex.), Vol. 63, No. 31, Ed. 1 Thursday, July 4, 1968, newspaper, July 4, 1968; (https://texashistory.unt.edu/ark:/67531/metapth1523999/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .