Lake, Charles S. Sapulpa Daily Herald (Sapulpa, Okla.), Vol. 67, No. 274, Ed. 1 Friday, July 31, 1981, newspaper, July 31, 1981; (https://gateway.okhistory.org/ark:/67531/metadc1502183/m1/1/: accessed April 14, 2021), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .