Columbia subject headings:
Commerce, Prehistoric--Andes Region.
Indians of South America--Commerce--Andes Region.
Indians of South America--Commerce--Peru.
Harvard subject headings:
Commerce, Prehistoric--Andes Region.
Indians of South America--Commerce--Andes Region.
Indians of South America--Commerce--Peru.
Princeton subject headings:
Andes Region--Antiquities.
Business--Andes Region--History.
Indians of South America--Andes Region--Antiquities.
Indians of South America--Andes Region--Economic conditions.
Money--Origin.
Money.