N. W. Ayer & Son's American Newspaper Annual and Directory: A Catalogue of American Newspapers, 1919, Volume 2, book, 1919; (https://digital.library.unt.edu/ark:/67531/metadc9270/m1/343/: accessed July 17, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .