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British Royalty, pic: 27th April 1974, Badminton, Gloucestershire, HM, Queen Elizabeth using her camera alongside the Duke of Edinburgh at the Badminton Horse Trials (Photo by Rolls Press/Popperfoto via Getty Images/Getty Images)

British Royalty, pic: 27th April 1974, Badminton, Gloucestershire, HM, Queen Elizabeth using her camera alongside the Duke of Edinburgh at the Badminton Horse Trials  (Photo by Rolls Press/Popperfoto via Getty Images/Getty Images)