El Reno Daily American. (El Reno, Okla.), Vol. 16, No. 257, Ed. 1 Tuesday, May 11, 1909, newspaper, May 11, 1909; (https://gateway.okhistory.org/ark:/67531/metadc166460/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .