Chickasha Daily Express (Chickasha, Okla.), Vol. 19, No. 64, Ed. 1 Friday, March 15, 1918, newspaper, March 15, 1918; (https://gateway.okhistory.org/ark:/67531/metadc731062/m1/1/: accessed April 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .