Columbia subject headings:
Philosophy, Modern.
Philosophy--Historiography--18th century.
Philosophy--Historiography--19th century.
Harvard subject headings:
Europe--Intellectual life--18th century.
Europe--Intellectual life--19th century.
Philosophy, Modern--18th century.
Philosophy, Modern--19th century.
Princeton subject headings:
Philosophy, Modern.
Philosophy--Historiography--18th century.
Philosophy--Historiography--19th century.