The St. Philip's Tiger Growl (San Antonio, Tex.), Vol. 2, No. 3, Ed. 1 Thursday, May 22, 1969, newspaper, May 22, 1969; (https://texashistory.unt.edu/ark:/67531/metapth648288/m1/1/: accessed May 24, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .