**Hammerstone (type IV)**
Location: Hardaway site (31St4), Stanly County, North Carolina.
Period: Unknown, likely Late Paleoindian to Middle Archaic (8500-5000 BC).
Material: argillite.
Dimensions: length, 134.1 mm; width, 43.5 mm; thickness, 35.1 mm.
Notes: Catalog no. 492a1 (specimen 4), North Carolina Archaeological Collection, Research Laboratories of Archaeology, University of North Carolina at Chapel Hill. Illustrated in *The Formative Cultures of the Carolina Piedmont,* by Joffre L. Coe, Transactions of the American Philosophical Society vol. 54, pt. 5, 1964, Figure 68. Model by Chris LaMack.