Columbia subject headings:
Encyclopedias and dictionaries--History and criticism.
Enlightenment.
Lexicography--History--18th century.
Harvard subject headings:
Encyclopedias and dictionaries--History and criticism
Enlightenment
Lexicography--History--18th century.
Princeton subject headings:
Encyclopedias and dictionaries--History and criticism.
Enlightenment.
Lexicography--History--18th century.