The Copan Leader. (Copan, Okla.), Vol. 1, No. 5, Ed. 1 Friday, February 25, 1916, newspaper, February 25, 1916; (https://gateway.okhistory.org/ark:/67531/metadc950831/m1/1/: accessed July 21, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .