Columbia subject headings:
America--Discovery and exploration--Pre-Columbian--Bibliography.
America--History--To 1810--Bibliography.
Indians--First contact with other peoples--Bibliography.
Harvard subject headings:
America--Discovery and exploration--Pre-Columbian--Bibliography--Databases.
America--Discovery and exploration--Pre-Columbian--Bibliography.
America--History--To 1810--Bibliography--Databases.
America--History--To 1810--Bibliography.
Indians--First contact with Europeans--Bibliography--Databases.
Indians--First contact with Europeans--Bibliography.
Princeton subject headings:
America--Discovery and exploration--Pre-Columbian--Bibliography.
America--History--To 1810--Bibliography.
Indians--First contact with Europeans--Bibliography.
Indians--Transatlantic influences--Bibliography.
Indians--Transpacific influences--Bibliography.