January 1951 (during the <a href="https://en.wikipedia.org/wiki/Korean_War" class="extiw" title="en:Korean War">Korean War</a>) Thorin, D.W., APC, prepares to take off in his helicopter with another load of survivors from the Thailand corvette, the HMTS Prasae, which ran aground during a blinding snow storm off the coast of Korea. Other members of the helicopters stand guard as the rescue was affected behind enemy lines. (Quoted from original caption) Photo is dated 16 January 1951, but was taken several days earlier. Prasae went aground on the North Korean coast on 7 January 1951 and was destroyed after attempts to pull her off were unsuccessful. Helicopter is a <a href="https://en.wikipedia.org/wiki/Sikorsky_H-5" class="extiw" title="en:Sikorsky H-5">Sikorsky HO3S-1</a> of Helicopter Utility Squadron 1 (HU-1) of United States Navy. Men guarding the rescue operation are armed with M-3 submachine guns.
<div class="fn value">
United States Navy</div>
between 7 January 1951 and 16 January 1951 <div style="display: none;">date QS:P571,+1951-01-00T00:00:00Z/10,P1319,+1951-01-07T00:00:00Z/11,P1326,+1951-01-16T00:00:00Z/11</div>
Scanned from Alexander, Joseph H., <i>Fleet Operations in a Mobile War: September 1950-June 1951</i>, Washington, D.C.: Naval Historical Center, Department of the Navy, 2001, p. 39.