The Guymon Herald. (Guymon, Okla.), Vol. 25, No. 21, Ed. 1 Thursday, July 29, 1915, newspaper, July 29, 1915; (https://gateway.okhistory.org/ark:/67531/metadc274670/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .