The Complete letter-writer; or, polite English secretary : Containing familiar letters on the most common occasions in life: also, a variety of more elegant letters, for examples and improvement of style, from the best modern authors; together with many originals, on business, duty, amusement, affection, courtship, marriage, friendship, and other subjects. To which is prefixed, a plain and compendious grammar of the English tongue: also, directions for writing letters; and how to address persons of all ranks, either in writing or discourses and some necessary orthographical directions. To which are added, a few select letters, by the late Rev. Laurence Sterne, and others. With some observations on letter writing, and of the knowledge of the world, by the late Earl of Chesterfield.