Farmers' Champion (Elgin, Okla.), Vol. 6, No. 14, Ed. 1, Wednesday, December 22, 1915, newspaper, December 22, 1915; (https://gateway.okhistory.org/ark:/67531/metadc69640/m1/3/: accessed August 16, 2022), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .