Hammer Sharpened Stone
Hammer Sharpened Stone entity intelligence is not indexable yet because Nuzenio needs more live source-attributed coverage.
Timeline
Mon, 27 Jul 2026 07:00:00 GMTA 480,000-Year-Old Elephant Bone Hammer Sharpened Stone Axes in Ancient Britain - ZME Science
Mon, 27 Jul 2026 07:00:00 GMT500,000-year-old elephant bone hammer shows ancient humans were master toolmakers - ScienceDaily
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