Columbia subject headings:
Architects--Germany--Berlin--Biography--Exhibitions.
Architecture--Germany--Berlin--History--19th century--Exhibitions.
Architecture--Germany--Berlin--History--20th century--Exhibitions.
Berlin (Germany)--Buildings, structures, etc.--Exhibitions.
Hoffmann, Ludwig, 1852-1932--Exhibitions.
Harvard subject headings:
Architects--Germany--Berlin--Biography--Exhibitions.
Architecture--Germany--Berlin--History--Exhibitions.
Berlin (Germany)--Buildings, structures, etc.--Exhibitions.
Hoffmann, Ludwig, 1852-1932--Exhibitions.
Hoffmann, Ludwig, 1852-1932.
Princeton subject headings:
Architects--Germany--Biography--Exhibitions.
Architecture, Modern--19th century--Germany--Berlin--Exhibitions.
Architecture, Modern--20th century--Germany--Berlin--Exhibitions.
Berlin (Germany)--Buildings, structures, etc.--Exhibitions.
Hoffmann, Ludwig, 1852-1932--Exhibitions.