Oklahoma City Times (Oklahoma City, Okla.), Vol. 86, No. 180, Ed. 2 Thursday, September 18, 1975, newspaper, September 18, 1975; (https://gateway.okhistory.org/ark:/67531/metadc1796911/m1/2/: accessed June 22, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .