Columbia subject headings:
Architectural firms--Germany.
Architecture--Germany--History--20th century.
Architekturbüro J.S.K.
Glass construction--Germany.
Joos, Helmut W.
Harvard subject headings:
Architectural firms--Germany.
Architecture, Modern--20th century--Germany.
Architecture--Germany--History--20th century
Architekturbüro J.S.K.
Glass construction--Germany.
Joos, Helmut W.
Princeton subject headings:
Architectural firms--Germany.
Architecture, Modern--20th century--Germany.
Architekturbüro J.S.K.
Glass construction--Germany.
Joos, Helmut W.