[Chessmen, 1975], artwork, August 1975; (https://texashistory.unt.edu/ark:/67531/metadc1609446/m1/1/: accessed June 21, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Chessmen, 1975], artwork, August 1975; (https://texashistory.unt.edu/ark:/67531/metadc1609446/m1/1/: accessed June 21, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .