The Calumet Chieftain (Calumet, Okla.), Vol. 11, No. 1, Ed. 1 Thursday, August 1, 1918, newspaper, August 1, 1918; (https://gateway.okhistory.org/ark:/67531/metadc168168/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .