A U.S. Navy parachutist preparing to jump from a Martin T4M-1 bomber (BuNo 7599) over Naval Air Station Pensacola, Florida (USA).
U.S. Navy (Rear Admral Robert S. Quackenbush collection)
Official U.S. Navy photo <a rel="nofollow" class="external text" href="http://www.history.navy.mil/our-collections/photography/alphabetical---donations0/q/qua-2013-radm-robert-s--quackenbush-collection/early-navy-photography/qua-2013-12-03-03-preparing-to-jump.html">QUA.2013-12.03.03</a> from the U.S. Navy <a rel="nofollow" class="external text" href="http://www.history.navy.mil">Naval History and Heritage Command</a>