Columbia subject headings:
France--History--German occupation, 1940-1945.
World War, 1939-1945--Underground movements--France.
Harvard subject headings:
France--History--German occupation, 1940-1945.
Reseau Manipule (France)
World War, 1939-1945--Secret service--France.
World War, 1939-1945--Underground movements--France.
Princeton subject headings:
France--History--German occupation, 1940-1945.
Libération (French resistance movement)--History.
World War, 1939-1945--Underground movements--France.