Poland (2) & Netherlands (3) prisoner of war issues WW2, 50 Pfennig (2) Litzmannstadt camp, Poland dated 15th May 1940 almost UNC, also 10 Cent, 25 Cent & 50 Cent Westbork lager camp, Netherlands dated 15th February 1944, almost VF
Estimate: 30-60 GBP