East African 'Cordiform/Cleaver' Tradition / d)isimilw13T. Wynn. (1989: fig. 13): "Isimila (sands 1) . . . a very fine biface from Isimila." 26 cm or 10.3 inches. Illustration © T. Wynn. T. Wynn. (1989). The Evolution of Spatial Competence. Urbana, IL: University of Illinois Press. Figure. 13. |