Queen's Choice As Children's Coronation Souvenir. The Spode-Copeland Coronation mug which the Queen has selected as her personal Coronation souvenir gift to all the children of workers on the Royal Estates. 760 mugs have been placed on order at the Spode-Copeland Works at Stoke-on-Trent, for these children, 400 of whom are at Sandringham, 170 at Balmoral, 176 at Windsor and 14 at Buckhingham Palace. May 12, 1953. (Photo by Reuterphoto).