The Harmon County Tribune (Hollis, Okla.), Vol. 12, No. 5, Ed. 1 Tuesday, September 20, 1921, newspaper, September 20, 1921; (https://gateway.okhistory.org/ark:/67531/metadc236176/m1/1/: accessed April 16, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .