A U.S. Navy Lockheed NC-121K <i>Willy Victor</i> (BuNo 145925) at Naval Air Station Patuxent River, Maryland (USA). This aircraft was converted to an NC-121K from an EC-121K in September 1962, and transferred to the Oceanographic Air Survey Unit Aircraft at NAS Patuxent River. It was named "Paisano Dos" (the second friend) and finally retired on 15 May 1973.
USN
<a rel="nofollow" class="external text" href="http://navalaviationnews.navylive.dodlive.mil/">U.S. Navy Naval Aviation News</a>/<a rel="nofollow" class="external autonumber" href="http://www.history.navy.mil/nan/backissues/newbackissues.htm">[1]</a> <a rel="nofollow" class="external text" href="http://www.history.navy.mil/nan/backissues/1960s/1963/Apr63.pdf">April 1963</a>, p. 18.