Manuscript Collections Relating to Slavery (New York Historical Society)Comprises fourteen significant collections from the NYHS's extensive manuscript holdings on slavery. They consist of diaries, account books, letter books, ships’ logs, indentures, bills of sale, personal papers, and records of institutions. Some of the highlights are the records of the New York Manumission Society and the African Free School, the diaries and correspondence of English abolitionists Granville Sharp and John Clarkson, the papers of the Boston anti-slavery activist Lysander Spooner, the records of the Massachusetts Anti-Slavery Society, the draft of Charles Sumner’s famous speech The Anti-Slavery Enterprise, and an account book kept by the slave trading firm Bolton, Dickens & Co.