Chickasha Daily Express (Chickasha, Okla.), Vol. 19, No. 122, Ed. 1 Saturday, May 25, 1918, newspaper, May 25, 1918; (https://gateway.okhistory.org/ark:/67531/metadc732287/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .