Columbia subject headings:
Aesthetics, Modern--Periodicals.
Civilization, Modern--18th century--History--Periodicals.
Idea (Philosophy)--History--Periodicals.
Nineteenth century--Periodicals.
Harvard subject headings:
Aesthetics, Modern--Periodicals.
Civilization, Modern--18th century--History--Periodicals.
Idea (Philosophy)--History--Periodicals.
Nineteenth century--Periodicals.
Princeton subject headings:
Aesthetics, Modern--18th century--Periodicals.
Civilization, Modern--18th century--Periodicals.
Eighteenth century--Periodicals.