Columbia subject headings:
Calvados (France)--History.
World War, 1939-1945--France--Calvados.
Harvard subject headings:
Calvados (France)--History.
World War, 1939-1945--France--Calvados.
Princeton subject headings:
Calvados (France)--History.
France--History--German occupation, 1940-1945.
World War, 1939-1945--Underground movements--France--Calvados.