The 3rd Duke commissioned further re-modellings and additions, including the castellated West Wing, to the designs of James Wyatt, between 1806 and 1809.
[2] Margaret Bentinck, the wife of the 2nd Duke used the house to accommodate her natural history and antiquities collection, with the south-west side of the park used for live specimens (called Menagerie Wood today).
The botanists Joseph Banks and Daniel Solander donated many exotic plants to the Dowager to help her develop the gardens at Bulstrode, which became the inspiration for Mrs Mary Delany's floral "paper mosaicks" now held in the British Museum Library which were greatly admired by Queen Charlotte.
[3] Their son, the 3rd Duke was a collector of marble and glass, and was influential in loaning the Roman Portland Vase to Josiah Wedgwood.
[7] In 1966, the Bruderhof moved to the United States, and the property was bought by WEC International, a Christian evangelical mission agency, who gradually restored and improved the public parts of the house's interior.