Loving scene: The Queen in bed after the birth of Prince Edward in 1964 surrounded by her other children, Prince Charles of Wales, 15, Prince Andrew, 4, and Princess Anne, Princess Royal, 13.

Loving scene: The Queen in bed after the birth of Prince Edward in 1964 surrounded by her other children, Prince Charles of Wales, 15, Prince Andrew, 4, and Princess Anne, Princess Royal, 13.