Italy: Papal States, The Piazzi di S. Pietro, 1666, a brass or light bronze medal by G. Morone-Mola, aerial view of St Peter’s, the piazza surrounded by the arcade, central obelisk and two fountains, rev. the Cathedra Petri as installed in the apse above the altar, 42mm (W & V 84, 85; Weber 371, 354). A mule of two reverses, about very fine (£50-70)