Columbia subject headings:
Harvard subject headings:
Agricultural implements--Rome--History.
Agriculture, Ancient--Rome.
Agriculture--Rome--Early works to 1800.
Cato, Marcus Porcius, 234 B.C.-149 B.C. De agri cultura.
Farms--Rome--History.
Slavery--Rome--History
Princeton subject headings:
Cato, Marcus Porcius, 234 B.C.-149 B.C. De agri cultura.
Latin literature.
Slavery.