KL Neuengamme - Hamburg - Letter sent by inmate with numer 3521 from KL Neuengamme, 1944. One hand made censorship signature and 2 others made with ink stamp.Very nice maschine post stamp ! He was a victim of the Allied air raids over the ships in the Bay of Hamburg 3. May 1945. He died at Cap Arcona ship! More info: https://en.wikipedia.org/wiki/SS_Cap_ArconaLetter comes with the original envelope.
Very interesting story.