The Metropolitan Museum of Art 321236 portrait Vili-Kongo artist(s) ca. 1880–1890 CC0 met african-global-heritage symbols-patterns portraits design-assets objects-with-gravity african global heritage symbols patterns design assets objects with gravity ivory sculpture relief carving biblical serpent religious medieval roman artisan ornament pale yellow detailed historic antique carving relief column narrative symbolism craftsmanship tusk figurative Vili-Kongo artist(s) ca. 1880–1890 Vili-Kongo peoples Ivory Bone/Ivory-Sculpture African Religious African & Global Heritage Symbols & Ornament Faces in Time The Maker’s Cabinet Objects with Gravity