The Hennessey Clipper (Hennessey, Okla.), Vol. 22, No. 10, Ed. 1 Thursday, July 20, 1911, newspaper, July 20, 1911; (https://gateway.okhistory.org/ark:/67531/metadc105770/m1/1/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .