The Boerne Star (Boerne, Tex.), Vol. 77, No. 20, Ed. 1 Thursday, May 14, 1981, newspaper, May 14, 1981; (https://texashistory.unt.edu/ark:/67531/metapth1542940/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .