The New Education (Stillwater, Okla.), Vol. 1, No. 9, Ed. 1 Friday, April 15, 1910, periodical, April 15, 1910; (https://gateway.okhistory.org/ark:/67531/metadc1598950/m1/1/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .