Chickasha Daily Express (Chickasha, Okla.), Vol. 20, No. 219, Ed. 1 Monday, September 15, 1919, newspaper, September 15, 1919; (https://gateway.okhistory.org/ark:/67531/metadc729502/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .