Columbia subject headings:
Baden (Germany)--History--Sources.
Germany--History--Revolution, 1918--Sources.
Soviets (Councils)--Germany--Baden--History--Sources.
Harvard subject headings:
Baden (Germany)--History--Sources.
Germany--History--Revolution, 1918--Sources.
People's councils--Germany--Baden--History--Sources.
Princeton subject headings:
Baden (Germany)--History--Sources.
Germany--History--Revolution, 1918--Sources.
People's councils--Germany--Baden--History--Sources.