The Lawton Constitution (Lawton, Okla.), Vol. 15, No. 234, Ed. 1 Tuesday, May 9, 1916, newspaper, May 9, 1916; (https://gateway.okhistory.org/ark:/67531/metadc129134/m1/4/: accessed December 6, 2022), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .