NEW YORK - MAY 7: Jacqueline Kennedy Onassis attends the Metropolitan Opera House House Royal Ballet on May 7, 1974 in New York City, New York. (Photo by Tom Wargacki/WireImage)
NEW YORK - MAY 7: Jacqueline Kennedy Onassis attends the Metropolitan Opera House House Royal Ballet on May 7, 1974 in New York City, New York. (Photo by Tom Wargacki/WireImage)