Columbia subject headings:
Harvard subject headings:
Enlightenment--Congresses
Europe--Historiography--Congresses.
Evolution--Congresses
Historiography--Congresses
History--Philosophy--Congresses
Science--History--Congresses
Princeton subject headings:
Enlightenment--Europe.
Europe--Intellectual life--History--18th century.
Europe--Intellectual life--History--19th century.
Historiography--Europe--History.
History--Philosophy--History.