Columbia subject headings:
Architecture, Modern--20th century.
Architecture--Germany--Bonn--History.
Bonn (Germany)--Buildings, structures, etc.
Embassy buildings--Germany--Bonn.
Public buildings--Germany--Bonn.
Public buildings.
Harvard subject headings:
Princeton subject headings:
Architecture, Modern--20th century.
Architecture--Germany--Bonn--History.
Bonn (Germany)--Buildings, structures, etc.
Embassy buildings--Germany--Bonn.
Public buildings--Germany--Bonn.
Public buildings.