The Boerne Star (Boerne, Tex.), Vol. 73, No. 11, Ed. 1 Thursday, March 17, 1977, newspaper, March 17, 1977; (https://texashistory.unt.edu/ark:/67531/metapth1535956/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .