Columbia subject headings:
Finance--Germany--Westphalia--History--19th century.
Westphalia (Germany)--Economic conditions--19th century.
Harvard subject headings:
Agriculture--Economic aspects--Germany--Westphalia--History--19th century.
Finance--Germany--Westphalia--History--19th century.
Wealth--Germany--Westphalia--History--19th century.
Westphalia (Germany)--Economic conditions--19th century.
Westphalia (Germany)--Rural conditions--19th century.
Princeton subject headings:
Agriculture--Economic aspects--Germany--Westphalia--History--19th century.
Finance--Germany--Westphalia--History--19th century.
Wealth--Germany--Westphalia--History--19th century.
Westphalia (Germany)--Rural conditions--19th century.