Columbia subject headings:
Harvard subject headings:
Baths--Health aspects--Germany--Taunus--History--Congresses.
Baths--Therapeutic use--History--Congresses.
Taunus (Germany)--History--Congresses.
Princeton subject headings:
Baths--Germany--Taunus--History.
Health resorts--Germany--Taunus--History.
Mineral waters.
Summer resorts--Germany--Taunus--History.
Taunus (Germany)--History.