1½ pages, 8vo, integral blank, slight separation along central fold, otherwise in fine, original condition. In Italian. Provenance: Myron Prinzmetal (cited in Adelmann edition)." /> MALPIGHI, Marcello (1628-1694). Autograph letter signed ("Marcello Malpighi") to an unidentified correspondent, Rome, 15 December 1691. <I>1½ pages, 8vo, integral blank, slight separation along central fold,</I> otherwise in fine, original condition. In Italian. <I>Provenance</I>: Myron Prinzmetal (cited in Adelmann edition). | Christie's