The Lawton Constitution (Lawton, Okla.), Vol. 68, No. 226, Ed. 1 Monday, June 15, 1970, newspaper, June 15, 1970; (https://gateway.okhistory.org/ark:/67531/metadc2036792/m1/1/: accessed June 8, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .