Lake Travis News (Austin, Tex.), Vol. 4, No. 9, Ed. 1 Saturday, June 24, 1972, newspaper, June 24, 1972; (https://texashistory.unt.edu/ark:/67531/metapth1297733/m1/1/: accessed June 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .