Sapulpa Daily Herald (Sapulpa, Okla.), Vol. 61, No. 268, Ed. 1 Friday, July 25, 1975, newspaper, July 25, 1975; (https://gateway.okhistory.org/ark:/67531/metadc1494390/m1/4/: accessed July 17, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .