General Dynamics Corporation. Convair Division. General Dynamics News, Volume 17, Number 15, July 15, 1964, periodical, July 15, 1964; (https://texashistory.unt.edu/ark:/67531/metapth1168289/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .