Columbia subject headings:
Civilization, Modern--18th century--Study and teaching--Directories.
Eighteenth century--Study and teaching--Directories.
Research--Directories.
Société française d'étude du XVIIIe siècle--Directories.
Harvard subject headings:
Civilization, Modern--18th century--Study and teaching--Directories.
Eighteenth century--Study and teaching--Directories.
Research--Directories
Société française d'étude du XVIIIe siècle--Directories.
Princeton subject headings: