Columbia subject headings:
Harvard subject headings:
Architectural drawing--Germany--20th century--Exhibitions.
Architecture in art--Exhibitions.
Expressionism (Architecture)--Germany--Exhibitions.
Visionary architecture--Germany--Exhibitions.
Princeton subject headings:
Architectural drawing--Germany--20th century--Exhibitions.
Architecture in art--Exhibitions.
Expressionism (Architecture)--Germany--Exhibitions.
Visionary architecture--Germany--Exhibitions.