June 4, 1982: Princess Diana arrives at the Guards Polo Club grounds to watch Prince Charles play a polo match.
Princess Diana Rare Original Press Photo Tim Graham Pregnant with Harry May 84
Princess Diana Rare Original Press Photo Pregnant with Elizabeth Taylor
June 7, 1984: Princess Diana at the Smith's Lawn polo grounds in Windsor
Princess Diana Autopsy Report | Princess Diana on holiday in St Tropez shortly before her death
Princess Diana sleeping at a concert - later they announced that she was pregnant with Prince William
March 8, 1982: Princess Diana at the charity premiere of "The Little Foxes," starring Elizabeth Taylor, at the Victoria Palace Theatre in London
The Wales family on holiday with the Spanish King Juan Carlos and his family at the Marivent Palace on the island of Majorca, Spain, August 9, 1987
Princess Diana pregnant with Prince Harry in 1984 | heatworld.com
Princess Diana and Prince Harry at Thorpe Park.