Columbia subject headings:
Harvard subject headings:
Business enterprises--Germany--History.
Family-owned business enterprises--Germany--History.
Family-owned business enterprises--Technological innovations--Germany--History.
Germany--Economic conditions
J.M. Voith GmbH (Firm)--History.
Papermaking machinery--Germany--History.
Princeton subject headings:
Business enterprises--Germany--History.
Family-owned business enterprises--Germany--History.
Family-owned business enterprises--Technological innovations--Germany--History.
Germany--Economic conditions.
J.M. Voith GmbH (Firm)--History.
Papermaking machinery--Germany--History.