Columbia subject headings:
Harvard subject headings:
Dahme-Nuthe-Wasser-, Abwasserbetriebsgesellschaft--History.
Sanitation--Germany--Brandenburg--History.
Water--Germany--Brandenburg--History.
Water-supply--Germany--Brandenburg--History.
Princeton subject headings:
Dahme-Nuthe-Wasser-, Abwasserbetriebsgesellschaft--History.
Sanitation--Germany--Brandenburg--History.
Water--Germany--Brandenburg--History.
Water-supply--Germany--Brandenburg--History.