The Lawton Constitution (Lawton, Okla.), Vol. 69, No. 181, Ed. 1 Monday, April 12, 1971, newspaper, April 12, 1971; (https://gateway.okhistory.org/ark:/67531/metadc2037269/m1/1/: accessed August 15, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .