United Air Lines Flight 409
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United Air Lines Flight 409 was a scheduled flight which originated in New York City, New York. The final flight destination was San Francisco, California, with stops in Chicago, Denver and Salt Lake
A United Air Lines Douglas DC-4, similar to the aircraft involved in the accident
On June 30, 1956, a Lockheed L-1049A Super Constellation operating as TWA Flight 2, was struck by a Douglas DC-7 Mainliner operating as United Air Lines Flight 718 over Grand Canyon National Park, Ari
N6902C, the Lockheed L-1049A Super Constellation involved in the collision
A United Air Lines Douglas DC-7 Mainliner, similar to the one involved in the collision
The severed tail assembly of the TWA Constellation with the unique three vertical stabilizers missing, as photographed by park rangers during the CAB investigation