Columbia subject headings:
Indian art--North America.
Indians of North America--Antiquities.
North America--Antiquities.
Petroglyphs--North America.
Rock paintings--North America.
Harvard subject headings:
Indian art--North America
Indians of North America--Antiquities.
North America--Antiquities
Petroglyphs--North America.
Rock paintings--North America.
Princeton subject headings:
Indian art--North America.
Indians of North America--Antiquities.
North America--Antiquities.
Petroglyphs--North America.
Rock paintings--North America.