Columbia subject headings:
Harvard subject headings:
Engels, Friedrich, 1820-1895
Falk, Herman Eugen.
List, Friedrich, 1789-1846
Marx, Karl, 1818-1883
Rathenau, Walther, 1867-1922.
Working class--England--History--19th century
Princeton subject headings:
Engels, Friedrich, 1820-1895.
Falk, Herman Eugen.
List, Friedrich, 1789-1846.
Marx, Karl, 1818-1883.
Rathenau, Walther, 1867-1922.
Working class--England--History--19th century.