[Frank Sr. portrait], photograph, 19XX; (https://digital.library.unt.edu/ark:/67531/metadc850309/m1/1/: accessed April 22, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
[Frank Sr. portrait], photograph, 19XX; (https://digital.library.unt.edu/ark:/67531/metadc850309/m1/1/: accessed April 22, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .