The Billings News. (Billings, Okla.), Vol. 9, No. 13, Ed. 1 Friday, December 13, 1907, newspaper, December 13, 1907; (https://gateway.okhistory.org/ark:/67531/metadc1172474/m1/1/: accessed February 22, 2020), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .