**Guilford axe**
Location: Site 31Rw13, Rowan County, North Carolina.
Period: Middle Archaic (4000-3000 BC).
Material: metavolcanic rock.
Dimensions: length, 145.8 mm; width, 79.3 mm; thickness, 26.2 mm.
Notes: Uncataloged specimen donated by Herbert M. Doerschuk, North Carolina Archaeological Collection, Research Laboratories of Archaeology, University of North Carolina at Chapel Hill. Model by Abigail Gancz.