In the year 1759, when Nathaniel Curzon did the house's commissioning and then by Robert Adam's designation. The first son of the 4th Baron Scarsdale, known as George Nathaniel Curzon, was also the first Marquess Curzon of Kedleston. Kedleston was the second Baroness Ravensdale from 1896-1966, while Sir Nicholas Mosley was the 3rd Baron Ravensdale his mother was Cynthia Blanche Mosley (1898-1933), a daughter of George Curzon. The first Earl Howe was known as Curzon-Howe Richard William (1796–1870), the second was Curzon-Howe George Frederick (1821–76), and the third was Earl Howe as Curzon-Howe Richard William (1822–1900). Curzon Richard George (1861–1929), Curzon Francis Penn (1884–1964), Curzon Richard Assheton (1908–84), and Curzon Frederick Richard (b. 1951) were the fourth to seventh, respectively.