Title: Differential persistence of variation in prehistoric milling tools from the Middle Rio Puerco Valley, New Mexico
Subjects: Antiquities, Implements, Indians of North America, Stone implements, Indians of north america, implements, Indians of north america, antiquities, New mexico, antiquities
Places: N.M.) Rio Puerco Valley (Rio Arriba County-Socorro County, New Mexico, Rio Puerco Valley (Rio Arriba County-Socorro County), Rio Puerco Valley (Rio Arriba County-Socorro County, N.M.)