Columbia subject headings:
Architecture--Germany--History--19th century--Designs and plans.
Farmhouses--Germany--Designs and plans.
Vernacular architecture--Germany--Designs and plans.
Harvard subject headings:
Architecture, Modern--19th century--Germany--Designs and plans.
Farmhouses--Germany--Designs and plans.
Vernacular architecture--Germany--Designs and plans.
Princeton subject headings:
Farmhouses--Europe, German-speaking--Designs and plans.
Farmhouses--Germany--Designs and plans.
Vernacular architecture--Europe, German-speaking--Designs and plans.
Vernacular architecture--Germany--Designs and plans.