The Lawton Constitution (Lawton, Okla.), Vol. 15, No. 305, Ed. 1 Monday, July 31, 1916, newspaper, July 31, 1916; (https://gateway.okhistory.org/ark:/67531/metadc129203/m1/1/: accessed April 20, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .