Bronson, E. S. The El Reno American. (El Reno, Okla.), Vol. 25, No. 15, Ed. 1 Thursday, March 21, 1918, newspaper, March 21, 1918; (https://gateway.okhistory.org/ark:/67531/metadc912296/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .