The Morning Tulsa Daily World (Tulsa, Okla.), Vol. 15, No. 281, Ed. 1, Saturday, July 9, 1921, newspaper, July 9, 1921; (https://gateway.okhistory.org/ark:/67531/metadc77820/m1/1/: accessed December 14, 2017), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .