Oklahoma City Times (Oklahoma City, Okla.), Vol. 29, No. 292, Ed. 1 Thursday, March 7, 1918, newspaper, March 7, 1918; (https://gateway.okhistory.org/ark:/67531/metadc170615/m1/1/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .