LONDON, UNITED KINGDOM - MAY 06: Princess Margaret Attending A Reception And Banquet For Heads Of State Hosted By The Lord Mayor And Corporation Of The City Of London At The Guildhall In London. (Photo by Tim Graham Photo Library via Getty Images)
LONDON, UNITED KINGDOM - MAY 06: Princess Margaret Attending A Reception And Banquet For Heads Of State Hosted By The Lord Mayor And Corporation Of The City Of London At The Guildhall In London. (Photo by Tim Graham Photo Library via Getty Images)