Cleveland Museum of Art 123162 portrait c. 1425–1450 CC0 cma portraits ink-paper-impressions ink paper impressions medieval manuscript illumination notation music religious gold red blue gothic vellum handwritten bifolium excised antiphonary initial ominus iesus the calling peter and andrew c. 1425–1450 Italy, Lombardy (Milan?), 15th century ink, tempera, and gold on vellum Manuscript Decorative Faces in Time Ink, Paper & Impressions