Columbia subject headings:
Harvard subject headings:
Architects--Germany
Architecture, Modern--20th century--Germany.
Architecture--Germany--History--20th century--Catalogs
City planners--Germany.
Schweizer, Otto Ernst, 1890-1965--Catalogs.
Schweizer, Otto Ernst, 1890-1965.
Princeton subject headings:
Architects--Germany.
Architecture, Modern--20th century--Germany.
Schweizer, Otto Ernst, 1890-1965.