Three postcards, sent from family members and acquaintances living in Auschwitz (Oświęcim) Poland, to Natan Huppert, living in Lwow, Soviet-occupied Poland, and later in the Arkhangelsk region of Russia, 1940-1941. Two of the postcards, from February and March 1940, were sent to Huppert in Lwow from his father, Heinrich Huppert, the latter of whom was living in Auschwitz. The third postcard was sent from Erna Bachner, living in Auschwitz, and addressed to Huppert in Arkhangelsk, Russia, in February 1941. All three postcards also are addressed to Dora, who was presumably Huppert's wife and...