Columbia subject headings:
Harvard subject headings:
Commercial associations--Germany--Lübeck--History--19th century.
Industrie- und Handelskammer zu Lübeck--History--19th century.
Kaufmannschaft zu Lübeck--History.
Lübeck (Germany)--Commerce--History--20th century.
Lübeck (Germany)--Economic conditions.
Princeton subject headings:
Industrie- und Handelskammer zu Lübeck--History--19th century.
Lübeck (Germany)--Commerce--History--20th century.