The Duke of Kent and Katharine Worsley announced their engagement on 8 March 1961. The Duchess of Kent became a royal dedicated to service ‘When someone dies, their life is re-told in the round – and the conclusion was that as a member of the Royal Family she got it absolutely right,’ so writes Hugo Vickers of the late, great Duchess of Kent, as he goes behind palace circles to reflect ... [2421 chars]