Columbia subject headings:
Fur trade--Canada, Northern--History--Congresses.
Indians of North America--Canada, Northern--Economic conditions--Congresses.
Indians of North America--Commerce--Canada, Northern--History--Congresses.
Harvard subject headings:
Fur trade--Canada, Northern--History--Congresses.
Indians of North America--Canada, Northern--Economic conditions--Congresses.
Indians of North America--Commerce--Canada, Northern--History--Congresses.
Indians of North America--Hunting--Canada.
Princeton subject headings:
Fur trade--Canada, Northern--History--Congresses.
Indians of North America--Canada, Northern--Commerce--Congresses.
Indians of North America--Canada, Northern--Economic conditions--Congresses.