Emblem of the U.S. Navy Carrier Air Wing 21 (CVW-21).
USN
1972
U.S. Navy photo <a rel="nofollow" class="external autonumber" href="http://navysite.de/cruisebooks/cv19-72/158.htm">[1]</a> from the <a rel="nofollow" class="external text" href="http://navysite.de/cruisebooks/cv19-72/index_020.htm">USS <i>Hancock</i> (CVA-19) 1972 cruise book</a> available at <a rel="nofollow" class="external text" href="http://navysite.de/cruisebooks/index.html">Navysite.de</a>