The Billings News (Billings, Okla.), Vol. 76, No. 35, Ed. 1 Wednesday, August 1, 1973, newspaper, August 1, 1973; (https://gateway.okhistory.org/ark:/67531/metadc2249910/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .