The Sapulpa Herald (Sapulpa, Okla.), Vol. 52, No. 271, Ed. 1 Wednesday, July 19, 1967, newspaper, July 19, 1967; (https://gateway.okhistory.org/ark:/67531/metadc1493654/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .