Columbia subject headings:
Architecture--Germany--Hamburg.
Art, German--Germany--Hamburg.
City planning--Germany--Hamburg.
Hamburg (Germany)--Buildings, structures, etc.
Harvard subject headings:
Architecture--Germany--Hamburg.
Art, German--Germany--Hamburg.
City planning--Germany--Hamburg
Hamburg (Germany)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Germany--Hamburg.
Art--Germany--Hamburg.