Mulhall Enterprise (Mulhall, Okla.), Vol. 17, No. 31, Ed. 1 Friday, August 6, 1909, newspaper, August 6, 1909; (https://gateway.okhistory.org/ark:/67531/metadc305106/m1/1/: accessed April 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .