Columbia subject headings:
Labor movement--Germany--Augsburg--History--Sources.
Labor unions--Germany--Augsburg--History--Sources.
Harvard subject headings:
Labor movement--Germany--Augsburg--History--Sources.
Labor unions--Germany--Augsburg--History--Sources.
Princeton subject headings:
Labor movement--Germany (West)--Augsburg--History--Sources.
Labor unions--Germany (West)--Augsburg--History--Sources.