The Harmon County Tribune (Hollis, Okla.), Vol. 11, No. 31, Ed. 1 Tuesday, March 15, 1921, newspaper, March 15, 1921; (https://gateway.okhistory.org/ark:/67531/metadc233399/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .