New series, 4th part. (Bulls of Innocent II, Celestine II and Alexander III to the Abbot of St. Bertin; a ninth-century document associated with Nonantola; the cartulary of Sta. Croce in Campese; letters of Cardinal Ippolito Aldobrandini (Pope Clement VIII); an unrecorded early text of Basinio's Liber Isottaeus; an interesting Latin poetical miscellany and an important Italian Miscellany including Poliziano's Stanze per la giostra and Orfeo and Marc' Antonio Epicuro's Cecaria; an important series of eight letters from Francesco Vettori to Machiavelli; and the extensive collection of manuscripts formed by Count Vincenzo Ranuzzi of Bologna (c.1650-1726); Greek MSS., including Giorgio Antonio Vespucci's copy of St. Basil's homily on reading pagan literature; a manuscript of Machiavelli's Il Principe preceding the editio princeps.)