July 16, 1952 – Winter Island, Salem, Massachusetts, USA: Coast Guard UFO Photograph On the morning of July 16, 1952, one of the most enduring UFO photographs in American history was taken at the U.S. Coast Guard Air Station on Winter Island in Salem, Massachusetts. The incident occurred at 9:35 a.m., when 21-year-old Coast Guard seaman and photographer Shell R. Alpert noticed something extraordinary outside the window of the station's photographic laboratory. Four brilliant,