Columbia subject headings:
Artisans--Germany--Berlin--History.
Building trades--Germany--Berlin--History.
Labor movement--Germany--Berlin--History.
Labor unions--Germany--Berlin--History.
Machinists--Germany--Berlin--History.
Tailors--Germany--Berlin--History.
Textile workers--Germany--Berlin--History.
Harvard subject headings:
Artisans--Germany--Berlin--History.
Building trades--Germany--Berlin--History.
Labor unions--Germany--Berlin--History.
Machinists--Germany--Berlin--History.
Tailors--Germany--Berlin--History.
Textile workers--Germany--Berlin--History.
Working class--Germany--Berlin--History.
Princeton subject headings:
Artisans--Germany--Berlin--History.
Building trades--Germany--Berlin--History.
Labor movement--Germany--Berlin--History.
Labor unions--Germany--Berlin--History.
Machinists--Germany--Berlin--History.
Tailors--Germany--Berlin--History.
Textile workers--Germany--Berlin--History.