Columbia subject headings:
Harvard subject headings:
France--Politics and government--1852-1870.
France--Social conditions--19th century.
Le Play, Frédéric, 1806-1882--Political and social views.
Social problems--France--History--19th century.
Sociologists--France--Biography.
Sociology--France--History--19th century.
Princeton subject headings:
France--Politics and government--1852-1870.
France--Social conditions--19th century.
Le Play, Frédéric, 1806-1882--Political and social views.
Social problems--France--History--19th century.
Sociologists--France--Biography.
Sociology--France--History--19th century.