[Man Speaking Into Microphone with Recording Device], photograph, 1975; (https://texashistory.unt.edu/ark:/67531/metadc953233/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Man Speaking Into Microphone with Recording Device], photograph, 1975; (https://texashistory.unt.edu/ark:/67531/metadc953233/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .