Queen Elizabeth II and Prince Philip, the Duke of Edinburgh at a state banquet [Getty Images]

LOCATION UKNOWN - 1970: Queen Elizabeth II and Prince Philip, the Duke of Edinburgh at a State banquet in 1970. (Photo by Anwar Hussein/Getty Images) — see more

LOCATION UKNOWN - 1970: Queen Elizabeth II and Prince Philip, the Duke of Edinburgh at a State banquet in 1970. (Photo by Anwar Hussein/Getty Images)

Hulton Archive Anwar Hussein