Katharine Duchess of Kent (Katherine Worsley) peers from the rear window of a car, 26th August 1958. (Photo by William Lovelace/Daily Express/Hulton Archive/Getty Images)
Katharine Duchess of Kent (Katherine Worsley) peers from the rear window of a car, 26th August 1958. (Photo by William Lovelace/Daily Express/Hulton Archive/Getty Images)