4th July 1973: The wedding of Andrew Parker-Bowles and Camilla Shand at the Guard's Chapel, London, with members of the Horseguards present. (Photo by Frank Barratt/Keystone/Getty Images)
4th July 1973: The wedding of Andrew Parker-Bowles and Camilla Shand at the Guard's Chapel, London, with members of the Horseguards present. (Photo by Frank Barratt/Keystone/Getty Images)