Sapulpa Free Press (Sapulpa, Okla.), Vol. 5, No. 47, Ed. 1 Friday, January 29, 1937, newspaper, January 29, 1937; (https://gateway.okhistory.org/ark:/67531/metadc1477589/m1/1/: accessed September 22, 2019), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .