Henderson, Virgil L. State Sentinel (Stigler, Okla.), Vol. 15, No. 28, Ed. 1 Thursday, September 30, 1920, newspaper, September 30, 1920; (https://gateway.okhistory.org/ark:/67531/metadc99761/m1/1/: accessed December 17, 2017), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .