Simms, P. R. The Moore Messenger. (Moore, Okla.), Vol. 3, No. 3, Ed. 1 Saturday, May 21, 1910, newspaper, May 21, 1910; (https://gateway.okhistory.org/ark:/67531/metadc109147/m1/1/: accessed December 10, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .