Columbia subject headings:
Harvard subject headings:
Marx, Jenny, 1814-1881.
Marx, Karl, 1818-1883--Family.
Philosophers' spouses--Germany--Biography.
Women communists--Germany--Biography.
Princeton subject headings:
Marx, Jenny, 1814-1881.
Marx, Karl, 1818-1883--Family.
Philosophers' spouses--Germany--Biography.
Women communists--Germany--Biography.