Columbia subject headings:
Harvard subject headings:
Agricultural journalism--Austria--Carinthia--History--19th century.
Agricultural productivity--Austria--Carinthia--History--19th century.
Agriculture and state--Austria--Carinthia.
Agriculture--Austria--Carinthia--History--19th century.
Agriculture--Austria--Carinthia--Societies, etc.--History--19th century.
Agriculture--Economic aspects--Austria--Carinthia--History--19th century.
Farmers--Austria--Carinthia--History--19th century.
Green Revolution--Austria--Carinthia--History--19th century.
Princeton subject headings:
Agriculture and state--Austria--History--19th century.
Farmers--Austria--Carinthia--Economic conditions.
Farmers--Austria--Styria--Economic conditions.