Columbia subject headings:
Harvard subject headings:
Pacific Area--Commerce--History.
Pacific States--Economic conditions.
Russian Far East (Russia)--Economic conditions.
Soviet Union--Foreign economic relations--United States.
United States--Foreign economic relations--Soviet Union.
Princeton subject headings:
Pacific Area--Commerce--History.
Pacific States--Economic conditions.
Russian Far East (Russia)--Economic conditions.
Soviet Union--Foreign economic relations--United States.
United States--Foreign economic relations--Soviet Union.