Columbia subject headings:
Harvard subject headings:
Mazama, Mount (Or.)--Eruptions.
Paleo-Indians--Oregon--Mazama, Mount--Population.
Paleo-Indians--Oregon--Mazama, Mount.
Paleoecology--Oregon--Mazama, Mount.
Volcanic ash, tuff, etc.--Oregon--Mazama, Mount.
Princeton subject headings:
Indias of North America--Northwest, Pacific--Antiquities.
Mazama, Mount (Or.)
Paleoecology--Northwest, Pacific.
Volcanic ash, tuff, etc.--Northwest, Pacific.