Columbia subject headings:
Jewish merchants--Poland--History.
Jews--Commerce--Poland--History.
Poland--Commerce--History.
Harvard subject headings:
Jewish businesspeople--Poland--History--16th century.
Jewish businesspeople--Poland--History--17th century.
Jewish merchants--Poland--History.
Jews--Commerce--Poland--History.
Jews--Poland--Economic conditions--History.
Jews--Poland--History--16th century.
Jews--Poland--History--17th century.
Poland--Commerce--History.
Poland--Economic conditions--History.
Princeton subject headings:
Jewish merchants--Poland--History.
Jews--Commerce--Poland--History.
Poland--Commerce--History.