Columbia subject headings:
Harvard subject headings:
Indians of South America--Legal status, laws, etc.
Indians of South America--Legal status, laws, etc.--Congresses.
Law--Colonies--Spain--Congresses.
Law--Latin America--History
Law--Latin America--History--Congresses.
Law--Spain--Colonies--America.
Law--Spain--Colonies--Congresses.
Princeton subject headings:
Indians of South America--Congresses.
Law--Latin America--History--Congresses.
Law--Spain--Colonies--Congresses.