Stillwater News-Press (Stillwater, Okla.), Vol. 50, No. 74, Ed. 1 Friday, April 22, 1960, newspaper, April 22, 1960; (https://gateway.okhistory.org/ark:/67531/metadc2144672/m1/1/: accessed June 5, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .