Columbia subject headings:
Architecture, Domestic--Austria--Designs and plans.
Architecture, Domestic--Germany--Designs and plans.
Farmhouses--Conservation and restoration--Austria.
Farmhouses--Conservation and restoration--Germany.
Harvard subject headings:
Architecture, Domestic--Europe
Farmhouses--Austria.
Farmhouses--Germany
Farmhouses--Remodeling for other use.
Farmhouses--Switzerland.
Princeton subject headings: