Johannes (Jack) Hansen, photograph, Date Unknown; (https://texashistory.unt.edu/ark:/67531/metapth223021/m1/1/: accessed June 3, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Johannes (Jack) Hansen, photograph, Date Unknown; (https://texashistory.unt.edu/ark:/67531/metapth223021/m1/1/: accessed June 3, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .