The Guymon Herald. (Guymon, Okla.), Vol. 30, No. 19, Ed. 1 Thursday, July 8, 1920, newspaper, July 8, 1920; (https://gateway.okhistory.org/ark:/67531/metadc274248/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .