1945 Princess Queen Elizabeth Princess Margaret Windsor Castle Type 1 Photo VTGMay 31st, 1945 Associated Press Type 1 photo of Princess Elizabeth and Princess Margaret Photo is of then Princess Elizabeth and Princess Margaret in a carriage during the Royal Windsor Horse Show. The princesses are holding the Silver Cup first prize won in the private driving horse class Windsor Castle with many horses and carriages are seen in the background Elizabeth would be the dubbed the Queen seven years later, in February of 1952 Associated