The Royal Family at Windsor Castle on 26th December 1971. Back row (left to right) The Earl of Snowdon, HRH The Duchess of Kent with Lord Nicholas Windsor, HRH The Duke of Kent, HRH Prince Michael of Kent, HRH The Duke of Edinburgh, HRH The Prince of Wales, HRH The Prince Andrew, The Hon Angus Ogilvy, centre row (left to right) HRH The Princess Margaret, HM The Queen, The Earl of St Andrews, HRH The Princess Anne, Miss Marina Ogilvy, HRH Princess Alexandra, Mr James Ogilvy, front row (left to right) Lady Sarah Armstrong-Jones, Viscount Linley, HRH The Prince Edward, Lady Helen Windsor. (Photo by Lichfield/Getty Images).