See the xxviith Dissertation of the Antiquities of Muratori, and the 1st Instruction of the Science des Medailles of the Pere Joubert and the Baron de la Bastie. The Metallic History of Martin V. and his successors has been composed by two monks, Moulinet, a Frenchman, and Bonanni, an Italian: but I understand, that the first part of the series is restored from more recent coins.