Pan Am ‘Clipper Endeavor’ wreckage found off Puerto Rico, restoring focus on 1952 safety overhaul
Wreckage from Pan American’s 1952 Clipper Endeavor—a Sikorsky S-40-era “Clipper” aircraft that suffered an engine failure shortly after takeoff—has been located off Puerto Rico, nearly 74 years after the ditching/hard landing on water. The crash involved 69 passengers and crew and is tied to major changes in commercial aviation safety standards.