The Vanishing of Flight NC16002

In the small hours of 28 December 1947, a Douglas DC-3 operated by Airborne Transport Inc, registration NC16002, was on a non-scheduled charter flight from San Juan, Puerto Rico, to Miami International Airport. On board were twenty-nine passengers, mostly American servicemen and their families returning from the holidays, and a crew of three. The aircraft was within fifty miles of Miami and well within radio range when its pilot, Captain Robert Linquist, reported that he could see the lights of the city. Air traffic control at Miami did not hear from him again. The DC-3 did not arrive. No mayday was transmitted, no wreckage was ever found, and no body of any of the thirty-two souls on board was ever recovered.

The Flight

NC16002 had been operated by Airborne Transport for several years and was one of many surplus military aircraft converted to civil use after the Second World War. The aircraft had departed San Juan that evening on a routine charter run. Captain Linquist was an experienced pilot with several thousand hours, and his co-pilot, Ernest Hill, was likewise qualified. The flight log indicated a planned cruise altitude of 8,000 feet and an estimated time of arrival at Miami of about 4.30 a.m.

There was, however, a problem with the aircraft’s batteries. Linquist had reported, on departure from San Juan, that the batteries were not holding charge. He had requested they be checked, but had been informed that recharging would cause an unacceptable delay and had elected to proceed. The consequence was that, while the aircraft’s radios continued to function on a partial charge for some hours, the systems were drawing down toward the limits of their reserve as the flight neared Miami.

At 4.13 a.m. the New Orleans Civil Aeronautics Administration office received a radio transmission from Linquist reporting that the aircraft was about fifty miles south of Miami. The transmission was unusually faint and was relayed through a third party. Miami Tower was unable to raise the aircraft directly. Subsequent attempts to contact NC16002 produced no response. By 5.00 a.m. the aircraft was overdue. By dawn it was being treated as missing.

The Search

The Coast Guard and the United States Air Force mounted a substantial air and sea search over the following days. The search area covered the Florida Keys, the Florida Straits, the western Bahamas and the open Atlantic for several hundred miles in each direction. Conditions were generally favourable. No wreckage was found. No oil slick, no life raft, no luggage, no piece of fuselage was recovered. The search was extended for over a week and ultimately abandoned.

Investigators noted, with some unease, that the strait between Florida and the western Bahamas is in many places unusually shallow. A DC-3 ditching in those waters would have a reasonable chance of leaving substantial floating debris. The complete absence of any such debris was, even at the time, treated as remarkable.

Investigation

The Civil Aeronautics Board investigation into the loss of NC16002 was hampered by the absence of any wreckage to examine. Its final report, issued in 1948, was unable to determine a probable cause and listed the disappearance as unexplained. The board noted the failing batteries as a potential factor in any subsequent emergency, in that they would have limited the crew’s ability to maintain communications and to operate critical systems, and noted also that the wind on the night had been from a direction that, if Linquist had relied on an outdated forecast, could have placed him significantly off his estimated track.

The most plausible reading, the report concluded, was that the aircraft had run out of fuel some distance from where Linquist believed it to be and had ditched in open water. The reasons for the absence of debris in such a scenario were not addressed.

The Bermuda Triangle Reading

The case became one of the founding stories of the literature of the Bermuda Triangle, the loosely defined region of the western Atlantic between Florida, Bermuda and Puerto Rico in which a number of vessels and aircraft have been said to have disappeared without explanation. NC16002 is regularly invoked in such accounts, sometimes alongside the loss of Flight 19 in 1945 and the disappearance of the USS Cyclops in 1918. The framing in which these cases sit varies from author to author; in Charles Berlitz’s 1974 book The Bermuda Triangle, for instance, NC16002 is presented as one of a sequence of inexplicable disappearances within a clearly bounded zone.

Sceptical writers have responded that the disappearance, considered on its own, is consistent with a known set of circumstances: a fatigued crew, failing electrical systems, an outdated weather forecast, a dark night over open water and a long-range navigation error. The complete absence of debris, on this reading, is unusual but not unprecedented; aircraft of this type that ditch at high speed can disintegrate on impact, with their components sinking rapidly into deep water beyond the shallow shelf.

Conventional Explanations

The conventional explanation accepted by most aviation historians is that NC16002, with its battery problems and its uncertain navigation, had drifted south of its intended track and was further from Miami than Linquist believed. When his fuel was exhausted, he attempted to ditch in the Florida Straits or beyond. Without working radios he could not communicate the emergency. The aircraft probably broke up on impact and sank. The currents in the Florida Straits could plausibly have dispersed any small debris before the Coast Guard reached the area.

The case is, on this reading, a tragedy of accumulated small errors rather than a vanishing in any literal sense. Yet the absence of any wreckage, given the size of the search and the comparative shallowness of much of the strait, has remained troubling. It is the same feature that has kept the case in print, decade after decade, alongside cases of greater documented strangeness such as the disappearance of Amelia Earhart and the vanishing of the SS Naronic.

Legacy

The thirty-two people aboard NC16002 are commemorated by their families and, where applicable, by the units of the United States military in which several of them had served. The case file at the Civil Aeronautics Board remains technically open in the sense that no probable cause was ever determined, although as a practical matter the investigation has been closed for more than seventy-five years. The aircraft itself, if it lies on the floor of the Florida Straits, has not been found.

Linquist’s last reported transmission, that he could see the lights of Miami, has remained the puzzle around which subsequent retellings have organised themselves. If the aircraft was where he said it was, it should have been recoverable. If it was not, the question is how a competent crew with functioning navigation could have been so far off track without realising it.

Sources

• Civil Aeronautics Board. Final Report on the Loss of NC16002, 1948.
• Berlitz, C. The Bermuda Triangle. Doubleday, 1974.
• Kusche, L. The Bermuda Triangle Mystery — Solved. Harper and Row, 1975.
• United States Coast Guard. Search and Rescue Records, December 1947.