Oklahoma City Times (Oklahoma City, Okla.), Vol. 80, No. 61, Ed. 2 Thursday, May 1, 1969, newspaper, May 1, 1969; (https://gateway.okhistory.org/ark:/67531/metadc1708273/m1/1/: accessed June 26, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .