Germany, General Government, Official Michel 4, 9 cover, Official cover sent from the District Court, KRAKAU 14.12.40 to Jewish businessman Leo Künstler. Returned to sender as the addressee was already sent to Auschwitz, according to note at back. Scarce documentation from the Holocaust. (Image1)

Germany, General Government, Military Michel 48, 49 cover, Cesnored registered cover (fold) sent from Tarnow Ghetto (Jüdische Wohnbezirke) to Switzerland. Cancellations TARNOW 2 DISTR KRAKAU 11.8.41 and arrival LAUSANNE 2 DIST. LETTRES 15.VIII.41. (Image1)

Germany, General Government, Military Michel 77 cover, Postcard (fold) sent from PETRIKAU (Piotrkow) 22.11.1944 to a Polish officer interned in Switzerland. Chemical sensor. (Image1)

Germany, General Government, Military Michel 83A cover, Censored cover sent from WARSCHAU 2.12.43 to Portugal, via Polish Red Cross (Polski Czerwony Krzyz). Label "Fund P.C.K". Arrival pmk LISBOA-CENTRAL 14.12. (Image1)

Germany, General Government, Military, Postal stationery card (fold) sent from Gestapo prison, JASLO 17.V.40 to Warsaw, via Polish Red Cross. The card is written by Jan Karski, a prominent man of the Polish resistance, who first informed the world about the Holocaust. Karski was captured by Germans in May 1940 and was later rescued by the Polish home Army unit. Interesting item. (Image1)