fighter pilot), did not survive the Second World War, Lord Peter inherits the title.

The fictional estate of the duchy is Duke's Denver, with the ancestral home being Bredon Hall, situated east of the real village of Denver, Norfolk. In the first novel it is where Wimsey is taken by his mother for rest and recuperation, and Wimsey's description of it as a place where "things moved in an orderly way; no one died sudden and violent deaths except aged setters" gives it the dual in-universe/out-of-universe