The Lawton Constitution (Lawton, Okla.), Vol. 13, No. 269, Ed. 1 Tuesday, June 22, 1915, newspaper, June 22, 1915; (https://gateway.okhistory.org/ark:/67531/metadc128806/m1/3/: accessed October 1, 2022), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .