Columbia subject headings:
Austria--History--1740-1789.
Austria--Intellectual life--18th century.
Enlightenment--History.
Europe--History--1648-1789.
Europe--Intellectual life--18th century.
Harvard subject headings:
Austria--History--1740-1789--Congresses.
Austria--Intellectual life--18th century--Congresses.
Enlightenment.
Joseph II, Holy Roman Emperor, 1741-1790.
Maria Theresa, Empress of Austria, 1717-1780.
Princeton subject headings:
Austria--History--1740-1789.
Austria--Intellectual life--18th century.
Enlightenment--History.
Europe--History--1648-1789.
Europe--Intellectual life--18th century.