[Dr. Sidney F. Hamilton, Psychology], photograph, Date Unknown; (https://digital.library.unt.edu/ark:/67531/metadc232770/m1/1/: accessed April 23, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
[Dr. Sidney F. Hamilton, Psychology], photograph, Date Unknown; (https://digital.library.unt.edu/ark:/67531/metadc232770/m1/1/: accessed April 23, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .