Sapulpa Daily Herald (Sapulpa, Okla.), Vol. 66, No. 135, Ed. 1 Wednesday, February 20, 1980, newspaper, February 20, 1980; (https://gateway.okhistory.org/ark:/67531/metadc1494868/m1/1/: accessed June 30, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .