Queen Elizabeth II and Prince Philip with other members of the royal family at St Paul's Cathedral during celebrations for the Queen's Silver Jubilee, London, 7th June 1977. (Photo by Fox Photos/Hulton Archive/Getty Images)
Queen Elizabeth II and Prince Philip with other members of the royal family at St Paul's Cathedral during celebrations for the Queen's Silver Jubilee, London, 7th June 1977. (Photo by Fox Photos/Hulton Archive/Getty Images)