Columbia subject headings:
Fossil hominids--Africa, East.
Human evolution.
Leakey, L. S. B. (Louis Seymour Bazett), 1903-1972.
Harvard subject headings:
Fossil hominids--Africa, East.
Human evolution.
Leakey, L. S. B. (Louis Seymour Bazett), 1903-1972.
Princeton subject headings: