Baroness Windsor's Estate Act 1857
WHEREAS by an Indenture of Settlement dated the Third Day of August One thousand eight hundred and eleven, between the Right Honourable Other Archer then Earl of Plymouth (since deceased) of the First Part, the Right Honourable Lady Mary Sackville Spinster (now the Dowager-Countess Amherst) of the Second Part, the Right Honourable Arabella Diana Duchess of Dorset (then the Wife of the Right Honourable Charles Lord Whitworth) of the Third Part, the Right Honourable William Pitt, then Baron, af...