at the death of the 4th Earl in 1758. Although a roof had been added, the interior remained undecorated by the death of Robinson in 1777. Rooms were completed stage by stage over the following decades, but the whole was not completed until 1811 under Charles Heathcote Tatham.

A large part of the house was destroyed by a fire on 9 November 1940. The dome, the central hall, the dining room and the staterooms on the east side were entirely destroyed. Antonio Pellegrini's ceiling decoration,