Columbia subject headings:
Harvard subject headings:
Canada--Relations--Newfoundland.
Newfoundland--Annexation to Canada.
Newfoundland--History.
Newfoundland--Politics and government.
Newfoundland--Relations--Canada.
Princeton subject headings:
Canada--History--1914-1945.
Canada--History--1945-
Canada--Relations--Newfoundland.
Newfoundland--History.
Newfoundland--Relations--Canada.