Insignia of the U.S. Navy Carrier Air Group 21 (CVG-21), in 1958.
U.S. Navy
1958
U.S. Navy photo <a rel="nofollow" class="external autonumber" href="https://www.navysite.de/cruisebooks/cv16-58/246.htm">[1]</a> from the <a rel="nofollow" class="external text" href="https://www.navysite.de/cruisebooks/cv16-58/index_019.htm">USS <i>Lexington</i> (CVA-16) 1958 cruise book</a> available at <a rel="nofollow" class="external text" href="http://navysite.de/cruisebooks/index.html">Navysite.de</a>