Columbia subject headings:
Harvard subject headings:
Cotton trade--Germany--North Rhine-Westphalia--Personnel management--History--19th century.
Industrial relations--Germany--North Rhine-Westphalia--History--19th century.
Textile workers--Germany--North Rhine-Westphalia--History--19th century.
Princeton subject headings:
Cotton manufacture--Germany (West)--History.
Cotton manufacture--Rhine River Valley--History.
Industrial relations--Germany (West)--History.
Industrial relations--Rhine River Valley--History.