Letters written by the late Right Honourable Philip Dormer Stanhope. Earl of Chesterfield, to his son, Philip Stanhope, Esq; late Envoy Extraordinary at the Court of Dresden : Together with several other pieces on various subjects. Published from the originals by Mrs. Eugenia Stanhiope. The tenth edition: in which are inserted, in their proper places, several letters that were wanting at the time of the first publication.