Niblack, Leslie G. The Guthrie Daily Leader (Guthrie, Okla.), Vol. 49, No. 10, Ed. 1 Thursday, July 29, 1915, newspaper, July 29, 1915; (https://gateway.okhistory.org/ark:/67531/metadc617455/m1/1/: accessed October 17, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .