500,000 year old blades from the Kapthurin Formation, Kenya.
Johnson
Cara Roure
CR
Department of Anthropology, University of Connecticut, U-2176, Storrs, CT 06269, USA. cara.johnson@uconn.edu
McBrearty
Sally
S
D001106:Archaeology; D049690:History, Ancient; D007630:Kenya; D013672:Technology / Q000266:history*