5 December 1956 – A Northrop XSM-62 Snark, 53-8172, N-69D test model, fitted with a new 24-hour stellar inertial guidance system, launches from Cape Canaveral Missile Test Annex, Florida. It wanders off-course, ignores destruct command, disappears over Brazil. It is found by a farmer in January 1983. The Day They Lost the Snark By J.
Harold H. Gabby
Hal Gabby flew the A, C, D, and F models of the F-100 from 1957 to 1967. He was assigned to the Flight Test Division at Holloman AFB, NM, the 494th Tactical Fighter Squadron/48th Tactical Fighter Wing out of Lakenheath AB, England, and the 531st Tactical Fighter Squadron/3rd Tactical Fighter Wing at Bien Hoa AB in Vietnam.
Hal flew 300 missions in Vietnam: 13 in Route Pack 1 and 2 and 87 mostly in III and IV Corps.