Columbia subject headings:
Fourier, Charles, 1772-1837.
Philosophy, French--19th century.
Proudhon, P.-J. (Pierre-Joseph), 1809-1865.
Saint-Simon, Henri, comte de, 1760-1825.
Harvard subject headings:
Princeton subject headings:
Fourier, Charles, 1872-1839.
Philosophers--France--History--19th century.
Philosophy, French--19th century.
Proudhon, P.-J. (Pierre-Joseph), 1809-1865.
Saint-Simon, Henri, comte de, 1760-1825.