Cultural Period: Ancestral Puebloan, North Atsinna (contemporaneous with Atsinna Pueblo, A.D. 1275 – mid-1300s)
Description: Large heat-damages sandstone abrader with two deep and two shallow grooves on one surface.
Provenience: LA 430 (North Ruin, also called North Atsinna), TEST 1, SURFACE-25 CM.
Collection: National Park Service, El Morro.