The Guthrie Daily Leader. (Guthrie, Okla.), Vol. 29, No. 14, Ed. 1, Saturday, May 18, 1907, newspaper, May 18, 1907; (https://gateway.okhistory.org/ark:/67531/metadc76751/m1/1/: accessed May 8, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .