Tulsa Daily World (Tulsa, Okla.), Vol. 6, No. 220, Ed. 1 Thursday, June 1, 1911, newspaper, June 1, 1911; (https://gateway.okhistory.org/ark:/67531/metadc133317/m1/1/: accessed June 19, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .