**Engraved shell mask**
Location: Birdtown mound (31Sw7), Swain County, North Carolina.
Period: Mississippian, Qualla phase (AD 1400-1600).
Material: marine shell.
Dimensions: length, 163.0 mm; width, 125.5 mm; thickness, 7.5 mm.
Notes: Catalog no. 2156a162, North Carolina Archaeological Collection, Research Laboratories of Archaeology, University of North Carolina at Chapel Hill. Model by Chris LaMack.