Olduvai Gorge :
Leakey,M.D.
Olduvai Gorge : excavations in beds 1 and 11,1960-1963. - ed. - Cambridge : The university press, 1971. - 306 p. : ill ; cm.
index.
$
anthropology.
Olduvai Gorge : excavations in beds 1 and 11,1960-1963. - ed. - Cambridge : The university press, 1971. - 306 p. : ill ; cm.
index.
$
anthropology.