The Archaeological Potential of Grinding-Stone Studies in Africa .Aug 30, 2017 . African grinding-stone tools in order to contextualize our findings . Grinding-Stones in the African Archaeological .. Photos: Shoemaker. 424.images of african grinding stone,Bone Tools, Paleolithic - ResearchGatebony tissue, such as scraping, grinding, grooving, . tools in the African Middle Stone Age, together .. against a pointed stone (Images: Backwell & d'Errico).Small mills in Africa - FAOTraditional rubbing and hand grinding stones . . Preface. Small mills are very important machines for many communities in Africa as they eliminate much tedium.
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