The Mangum Star (Mangum, Okla.), Vol. 30, No. 24, Ed. 1 Thursday, November 29, 1917, newspaper, November 29, 1917; (https://gateway.okhistory.org/ark:/67531/metadc282178/m1/1/: accessed June 26, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .