Cleveland Museum of Art 131362 portrait Guillaume Vrelant (Flemish, c. 1454–1481) c. 1470–1480 CC0 cma sacred-art portraits landscapes sacred art medieval illumination manuscript shepherd angel lamb landscape religious gold leaf color prayer 14th century europe religious art heraldic floral leaf book hours annunciation the shepherds Guillaume Vrelant (Flemish, c. 1454–1481) c. 1470–1480 Flanders, Bruges tempera, liquid gold, and grisaille on vellum Manuscript European Religious Sacred & Devotional Faces in Time Horizons & Places