Pittsburg County Guardian (McAlester, Okla.), Vol. 16, No. 4, Ed. 1 Thursday, September 16, 1920, newspaper, September 16, 1920; (https://gateway.okhistory.org/ark:/67531/metadc141691/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .