Columbia subject headings:
North Atlantic Region--Congresses.
North Atlantic Region--Economic conditions--Congresses.
North Atlantic Region--Politics and government--Congresses.
Harvard subject headings:
North Atlantic Region--Congresses.
North Atlantic Region--Economic conditions--Congresses.
North Atlantic Region--Politics and government--Congresses.
Princeton subject headings:
North Atlantic Region--Congresses.
North Atlantic Region--Economic conditions--Congresses.
North Atlantic Region--Politics and government--Congresses.