Columbia subject headings:
Associations, institutions, etc.--France--History.
Associations, institutions, etc.--Germany--History.
Associations, institutions, etc.--Switzerland--History.
Middle class--France--Societies, etc.--History.
Middle class--Germany--Societies, etc.--History.
Middle class--Switzerland--Societies, etc.--History.
Harvard subject headings:
Associations, institutions, etc.--France--History.
Associations, institutions, etc.--Germany--History.
Associations, institutions, etc.--Switzerland--History.
France--Social life and customs.
Germany--Social life and customs.
Middle class--France--Societies, etc.--History.
Middle class--Germany--Societies, etc.--History.
Middle class--Switzerland--Societies, etc.--History.
Societies--History, organization, etc.
Switzerland--Social life and customs
Princeton subject headings:
Associations, institutions, etc.--France--History.
Associations, institutions, etc.--Germany--History.
Associations, institutions, etc.--Switzerland--History.
Middle class--France--Societies, etc.--History.
Middle class--Germany--Societies, etc.--History.
Middle class--Switzerland--Societies, etc.--History.