Subseries C. Manuscript Drafts consist of drafts of material about the Joseph Peabody family later published by the Peabody Museum. The material in the folders labeled Descendants of Joseph Peabody of Salem was published in 1962 as Captain Joseph Peabody, East India Merchant of Salem (1757-1844), A Record of his Ships and of his Family compiled by William Crowninshield Endicott (1860-1936), edited and completed with a Sketch of Joseph Peabody's Life by Walter Muir Whitehill.