The Cleo Chieftain (Cleo, Okla.), Vol. 15, No. 18, Ed. 1 Friday, October 8, 1909, newspaper, October 8, 1909; (https://gateway.okhistory.org/ark:/67531/metadc1860041/m1/1/: accessed June 16, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .