Keywords: Cenni di Francesco di Ser Cenni - Initial S with Peter Receiving the Keys from Christ - Walters W1534V - Open Reverse.jpg ca 1380 Medieval-early Renaissance ink paint gold parchment cm 60 5 41 8 accession number W 153 4V 11891 Chapel of Saint Nicholas of Bari of San Pier Maggiore Florence Marshall C Lefferts date and mode of acquisition unknown Henry Walters city Baltimore Walters Art Museum Henry Walters Acquired by Henry Walters 1901 place of origin Florence Italy Walters Art Museum license 2D Walters MS W153 - Antiphonary Introits S as an initial Saint Peter's keys Miniatures of Saint Peter |