**Large chipped stone biface**
Location: Site 31Dv4, Davidson County, North Carolina.
Period: Archaic (8000-1000 BC).
Material: fine-grained metavolcanic rock.
Dimensions: length, 195.0 mm; width, 73.4 mm; thickness, 12.8 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.