The Boerne Star (Boerne, Tex.), Vol. 56, No. 20, Ed. 1 Thursday, April 20, 1961, newspaper, April 20, 1961; (https://texashistory.unt.edu/ark:/67531/metapth866477/m1/1/: accessed May 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .