ANGELUS DE CLAVASIO. Summa angelica de casibus conscientiae. Title in red and black with woodcut of St. Peter. [18], 458 leaves. Gothic type. Rubricated, and with 6-line decorated initial A in blue on a1r. 8vo, 149x104 mm, old limp vellum with remnants of thong ties; contents dampstained with particularly dark stains at beginning and end, wormtrails of varying sizes through most of volume affecting text with severe loss in lower outer corner of opening leaves, bottom portion of several preliminaries torn restored with text loss, title badly stained and mounted. Indistinct branded ownership marks on top and bottom edges; bookplate of the Convento de San Francisco de México on rear pastedown. sold as is. (Venice: Paganinus de Paganinis, 7 June 1499)