pierre (3) Implements (3) Antiquities, Prehistoric (3) Fossils (3) Tools (3) Stone (3) Prehistoric peoples (3) temps (durée) (2) viande (2) information (2) eau douce (2) fossile (2) Afrique de l'Est (2) Afrique (2) Area (2) Phytoliths (2) Rich people (2) Area (2) Volcanic ash, tuff, etc (2) Time (2) Springs (2) Science (2) Records (2) Meat (2) Fresh water (2) Evidence (2) Africa, East (2) Location (2) lit (2) étable (1)