Mangum Weekly Star. (Mangum, Okla.), Vol. 24, No. 43, Ed. 1 Thursday, April 18, 1912, newspaper, April 18, 1912; (https://gateway.okhistory.org/ark:/67531/metadc284591/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .