[Group of Men Lifting Long Pole], photograph, June 10, 1969; (https://texashistory.unt.edu/ark:/67531/metapth769535/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Group of Men Lifting Long Pole], photograph, June 10, 1969; (https://texashistory.unt.edu/ark:/67531/metapth769535/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .