Columbia subject headings:
Architecture, Domestic--Designs and plans.
Architecture, Modern--20th century.
Country homes--Designs and plans.
Harvard subject headings:
Architecture, Domestic
Architecture, Domestic--Designs and plans
Architecture, Domestic--Germany
Country homes--Germany.
Princeton subject headings:
Architecture, Domestic--Designs and plans.
Architecture, Domestic--Germany--Designs and plans.
Suburban homes--Designs and plans.
Suburban homes--Germany--Designs and plans.