Columbia subject headings:
Political geography.
World War, 1939-1945--Campaigns--Western Front.
World War, 1939-1945--Campaigns.
World War, 1939-1945--Transportation.
Harvard subject headings:
Political geography.
World War, 1939-1945--Campaigns--Western Front.
World War, 1939-1945--Transportation.
Princeton subject headings:
Political geography.
World War, 1939-1945--Campaigns--Western Front.