LONDON, ENGLAND - JULY 04: A conservator attends to a pale blue and gold evening dress by Sir Norman Hartnell during the press preview of 'Fashioning A Reign: 90 years Of Style From The Queen's Wardrobe' at Buckingham Palace on July 4, 2016 in London, England. This dress was worn by The Queen during state visit to The Netherlands in 1958. (Photo by Ian Gavan/Getty Images)
