View of a gunnery drill for the 12.7 cm/38 guns aboard the U.S. Navy aircraft carrier aircraft carrier USS <i>Hancock</i> (CVA-19) during that carrier's deployment to the Western Pacific from 6 April to 18 September 1957.
USN
U.S. Navy photo <a rel="nofollow" class="external autonumber" href="http://www.navysite.de/cruisebooks/cv19-57/038.htm">[1]</a> from the <a rel="nofollow" class="external text" href="http://www.navysite.de/cruisebooks/cv19-57/index_003.htm">USS <i>Hancock</i> (CVA-19) 1957 cruise book</a> available at <a rel="nofollow" class="external text" href="http://navysite.de/cruisebooks/index.html">Navysite.de</a>