Columbia subject headings:
Harvard subject headings:
Anti-Nazi movement--Germany--Trier Region.
Trier Region (Germany)--History.
World War, 1939-1945--Prisoners and prisons, German.
Princeton subject headings:
Anti-Nazi movement--Germany (West)--Trier Region.
Trier Region (Germany)--History.
World War, 1939-1945--Prisoners and prisons, German.