White, J. Warren. Hollis Post-Herald. (Hollis, Okla.), Vol. 18, No. 10, Ed. 1 Thursday, January 20, 1921, newspaper, January 20, 1921; (https://gateway.okhistory.org/ark:/67531/metadc185212/m1/1/: accessed October 21, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .