Range Rider, Volume 22, Number 13, Summer 1971, periodical, August 1971; (https://texashistory.unt.edu/ark:/67531/metapth116998/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Range Rider, Volume 22, Number 13, Summer 1971, periodical, August 1971; (https://texashistory.unt.edu/ark:/67531/metapth116998/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .