the destroyer Norton Sound, and the submarine Carbonero. The May 6, 1962, date loomed for the nuclear detonation FRIGATE BIRD, part of the Operation Dominic/Nougat test series. The test was conducted approximately 525 miles from Christmas Island, the nearest land mass, at coordinates for ground zero of North 4 degrees 50 minutes, West 149 degrees 25 minutes. The submerged submarine Ethan Allen, carrying 16 Polaris missiles, launched the missile, and the warhead detonated on target, giving ...