The Mangum Star. (Mangum, Okla. Terr.), Vol. 14, No. 33, Ed. 1 Thursday, February 20, 1902, newspaper, February 20, 1902; (https://gateway.okhistory.org/ark:/67531/metadc282088/m1/1/: accessed April 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .