Cleveland Museum of Art 112958 portrait 1038 or shortly after CC0 cma african-global-heritage portraits flora-fauna objects-with-gravity african global heritage flora fauna objects with gravity cross gold gemstones medieval religious jewelry art miniature sculpture religious art cross relic goldwork intricate stained glass red blue green purple silver early medieval ceremonial countess gertrude 1038 or shortly after Germany, Lower Saxony?, 11th century gold: worked in repoussé; cloisonné enamel, intaglio gems, pearls, wood core Metalwork Religious African & Global Heritage Faces in Time The Living World Objects with Gravity