The New complete letter-writer: Or, The art of correspondence : Containing letters on the most important subjects, viz. Business, friendship, love and marriage courtship, politeness, economy, affection, amusement, duty, advice, religion, &c. Composed by writers eminent for their perspicuity and elegance of expression. To which are added, the principles of politeness: extracted from the letters of a late eminent epistolary writer. With forms of message cards, instructions how to address persons of all ranks, and a copious spelling English Dictionary.