Anthropology. Great age suggested for South African hominids.
Gibbons
Ann
A
D000535:Aluminum / Q000032:analysis; D000818:Animals; D001608:Beryllium / Q000032:analysis; D001842:Bone and Bones / Q000033:anatomy & histology; D005580:Fossils; D019015:Geologic Sediments / Q000737:chemistry; D049690:History, Ancient; D015186:Hominidae / Q000033:anatomy & histology; D006801:Humans; D007554:Isotopes / Q000032:analysis; D013019:South Africa; D013995:Time
D007554:Isotopes; D000535:Aluminum; D001608:Beryllium