[Photograph of Mary Liddell on a stone path], photograph, 193X; (https://texashistory.unt.edu/ark:/67531/metadc1601655/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[Photograph of Mary Liddell on a stone path], photograph, 193X; (https://texashistory.unt.edu/ark:/67531/metadc1601655/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .