New York (N.Y.) -- Commerce

Overview: Correspondence, diaries, legal and financial records and memorabilia by and about the descendants of Lieutenant Thomas Leffingwell, one of the founders of Norwich, Connecticut. The major groups of papers are those of Christopher Leffingwell (1734-1810), a merchant in Norwich and William Leffingwell (1765-1834), a stockbroker in New York and later a resident of New Haven. These groups contain papers on legal, financial and business transactions. Family correspondence during the Revolutionary War...