Columbia subject headings:
Industrialists--Germany--Bavaria--Biography.
Industries--Germany--Bavaria--History.
Working class--Germany--Bavaria--Biography.
Harvard subject headings:
Industrialists--Germany--Bavaria--Biography.
Industries--Germany--Bavaria--History.
Labor--Germany--Bavaria--Biography.
Working class--Germany--Bavaria--Biography.
Princeton subject headings:
Bavaria (Germany)--Economic conditions.
Businessmen--Germany--Bavaria.
Industrialists--Germany--Bavaria.
Industries--Germany--Bavaria.