Allan, John S. The Peoples Voice (Norman, Okla.), Vol. 12, No. 38, Ed. 1 Friday, April 1, 1904, newspaper, April 1, 1904; (https://gateway.okhistory.org/ark:/67531/metadc117767/m1/1/: accessed February 16, 2019), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .