[Rolling in the Trailers], photograph, 1970; (https://texashistory.unt.edu/ark:/67531/metapth39315/m1/1/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Rolling in the Trailers], photograph, 1970; (https://texashistory.unt.edu/ark:/67531/metapth39315/m1/1/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .