The New Ulm Enterprise (New Ulm, Tex.), Vol. 53, No. 30, Ed. 1 Thursday, May 14, 1964, newspaper, May 14, 1964; (https://texashistory.unt.edu/ark:/67531/metapth1227763/m1/1/: accessed July 3, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .