Princess Elizabeth and her sister Princess Margaret (1930 - 2002) wearing riding habits at the Royal Lodge, Windsor, UK, 8th July 1946. (Photo by Lisa Sheridan/Hulton Archive/Getty Images)
Princess Elizabeth and her sister Princess Margaret (1930 - 2002) wearing riding habits at the Royal Lodge, Windsor, UK, 8th July 1946. (Photo by Lisa Sheridan/Hulton Archive/Getty Images)