Notebook 10 (formerly Mss Ii 86; First 21 pages are day book records); Peter Webb, slave from Virginia, purchases his freedom from John J. Speed (1818); Origins of N.Y.S. counties, and their populations in 1731; First settlements of Ithaca by Jacob and John Yaple, Isaac and John Dumond, and Peter Hinnepaugh[Himepaugh/Hinepau]; Military Tract created by treaty with the Iroquois (1789); Transfer of New York territory by Massachusetts; Members of Assembly, Tompkins County (1817-1870); Ithaca and Owego Rail Road; First public road in Tompkins Country (1792); Cayuga and Seneca Canal; Alterations of county boundaries; County judges, district attorneys, sheriffs, clerks; Pastors of Methodist Episcopal Church of Slaterville (1849-1869); General accounts; Produce; Work