Credit: The State Museum of Pennsylvania, Archaeology
Grinding stones and slabs found on Archaic Period sites, ca. 8000-1800 BC, were used by Native Americans to grind wild grains, nuts, and seeds into coarse flour.
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Grinding stone and slab.
Credit: The State Museum of Pennsylvania, Archaeology
Grinding stones and slabs found on Archaic Period sites, ca. 8000-1800 BC, were used by Native Americans to grind wild grains, nuts, and seeds into coarse flour.
