The letters of Horace Walpole, Earl of Orford : including numerous letters now first published from the original manuscripts.

by Walpole, Horace, 1717-1797
London : R. Bentley, 1840

The Yale edition of Horace Walpole's correspondence /

by Walpole, Horace, 1717-1797
[New Haven : Yale University Press, 1937