Papers of the Sykes family of Sledmere > First deposit of papers of the Sykes family of Sledmere > Heslerton, East and West, and Sherburn > Assignment: William Strickland of Boynton esq. to Robert, Earl of Essex, Humphrey Purifye, Charles Hales, and Michael Hennage esqs., Walter Wentforth gent., and Peter Hewson yeoman