Columbia subject headings:
Harvard subject headings:
Nord-Pas-de-Calais (France)--History.
Saint-Omer Region (Pas-de-Calais, France)--History.
World War, 1939-1945--France--Nord-Pas-de-Calais.
World War, 1939-1945--France--Saint-Omer Region (Pas-de-Calais)
Princeton subject headings:
France--History--German occupation, 1940-1945.
Pas-de-Calais (France)--History.