Columbia subject headings:
Archaeological surveying--New Mexico--San Juan County.
Navajo Indians--New Mexico--San Juan County--Antiquities.
Navajo Indians--New Mexico--San Juan County--Population.
New Mexico--Antiquities.
San Juan County (N.M.)--Antiquities.
Harvard subject headings:
Archaeological surveying--San Juan Basin (N.M. and Colo.)
Dendrochronology--San Juan Basin (N.M. and Colo.)
Navajo Indians--San Juan Basin (N.M. and Colo.)--Population.
San Juan Basin (N.M. and Colo.)--Antiquities.
Princeton subject headings:
Archaeological surveying--San Juan Basin (N.M. and Colo.).
Dendrochronology--San Juan Basin (N.M. and Colo.).
Navajo Indians--San Juan Basin (N.M. and Colo.)--Population.
San Juan Basin (N.M. and Colo.)--Antiquities.