An air-to-air left front view of a A-12 aircraft. Erroneously identified as Y-12 in the source, but Serial Number 06932 is a A-12 (see <a href="https://en.wikipedia.org/wiki/Lockheed_A-12" class="extiw" title="en:Lockheed A-12">en:Lockheed A-12</a>). This aircraft was lost over South China Sea on June 6, 1968
U.S.Air Force
1960s <div style="display: none;">date QS:P,+1960-00-00T00:00:00Z/8</div>
Defense Visual Information Center (DVIC)<br><a rel="nofollow" class="external free" href="http://www.dodmedia.osd.mil/Assets/Still/1982/Air_Force/DF-SC-82-10542.JPEG">http://www.dodmedia.osd.mil/Assets/Still/1982/Air_Force/DF-SC-82-10542.JPEG</a>