[Photograph of John Todd Willis, Jr.], photograph, 1920~; (https://texashistory.unt.edu/ark:/67531/metapth388309/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Photograph of John Todd Willis, Jr.], photograph, 1920~; (https://texashistory.unt.edu/ark:/67531/metapth388309/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .