Mangum Sun-Monitor. (Mangum, Okla.), Vol. 12, No. 33, Ed. 1 Thursday, August 14, 1902, newspaper, August 14, 1902; (https://gateway.okhistory.org/ark:/67531/metadc285687/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .