Columbia subject headings:
Harvard subject headings:
Arts facilities--Germany--Singen am Hohentwiel--Pictorial works.
City halls--Germany--Singen am Hohentwiel--History.
Civic centers--Germany--Singen am Hohentwiel--Pictorial works.
Singen am Hohentwiel (Germany)--Buildings, structures, etc.--Pictorial works.
Stadthalle Singen--Organs--History.
Princeton subject headings:
Architecture--Germany--Singen am Hohentwiel.
Center for the Performing arts--Germany--Singen am Hohentwiel.
Music-halls--Germany--Singen am Hohentwiel--History.
Singen am Hohentwiel (Germany)--Buildings, structures, etc.
Singen am Hohentwiel (Germany)--History.
Stadthalle Singen.
Theaters--Germany--Singen am Hohentwiel--History.