Mbala. &lt;em&gt;Figural Mortar&lt;/em&gt;. Wood, 8 1/4 x 4 3/4 x 4 1/2 in. (20.8 x 11.7 x 11.5 cm). Brooklyn Museum, Museum Expedition 1922, Robert B. Woodward Memorial Fund, 22.174. Creative Commons-BY (Photo: Brooklyn Museum, CUR.22.174_front_PS5.jpg)