The Right Honourable the Lady Katherine Pelham, widow of the Right Honourable Henry Pelham, Esquire, and James West, Esquire, surviving executors of the said Henry Pelham; appellants. Susanna Gregory, spinster, sole executrix of George Gregory, gentleman, deceased, the Right Honourable William Lord Viscount Vane, ... administrator of the personal estate of Christopher Vane, his late brother, deceased, the Right Honourable Henry Earl of Darlington, and the most Noble Thomas Holles Duke of Newcastle, ---- respondents The case of the respondenent the Duke of Newcastle