Princess Elizabeth, on her one-year birthday in April 1927 as she is taken for a ride with her cousin Gerald Lascelles, son of Princess Royal.
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Princess Elizabeth holds her infant son, Prince Charles Philip Arthur George of Edinburgh, after a Christening ceremony in Buckingham Palace on Dec. 15, 1948, in London.
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Princess Elizabeth plays with her eight-month-old son Prince Charles by counting with the abacus on the side of his crib at Windlesham Moor, the summer residence of the Princess and her husband the Duke of Edinburgh, on July 18, 1949, in Ascot, England.
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Queen Mary touches the ear of her great-granddaughter Princess Anne, held by her mother Princess Elizabeth, when the infant Princess was christened at Buckingham Palace on Oct. 21, 1950, in London.
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Queen Elizabeth II and her husband Philip, Duke of Edinburgh, with their two children, Charles, Prince of Wales, and Princess Anne in 1951.
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Sarah Ferguson, 10 months old, sits in her father Major Ron Ferguson's lap on the banks of the Thames in 1960.
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Queen Elizabeth II of England holds 6-month-old Prince Andrew, while his sister, Princess Anne, watches during a family vacation at Balmoral castle in Scotland, on Sept. 8, 1960.
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Britain's Prince William, the 6-month-old son of Prince Charles and Princess Diana, the Prince and Princess of Wales, with his mother during a photo shoot at Kensington Palace in London on Dec. 22, 1982.
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Princess Anne with her children Zara and Peter at the Royal Windsor Horse Show on May 12, 1984.
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The Prince and Princess of Wales, Prince Charles and Princess Diana, pose for a family portrait with their sons Prince William, 2-years-old, and Prince Harry, 2-weeks-old, at Kensington Palace in London on Oct. 6, 1984.
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Sarah Ferguson, the Duchess of York, holds her two-week-old baby daughter Beatrice on Aug. 22, 1988, in Balmoral, Scotland.
The Duke Of York/AP
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Britain's Duchess of York returns home with her daughters Princess Beatrice and Princess Eugenie after a day out in London on March 21, 1992.