[Memorial Plaque for Dave Nelson], photograph, 2016; (https://texashistory.unt.edu/ark:/67531/metapth1384107/m1/1/: accessed August 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Memorial Plaque for Dave Nelson], photograph, 2016; (https://texashistory.unt.edu/ark:/67531/metapth1384107/m1/1/: accessed August 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .