Scope and Contents Acc.. 2012.105 includes letters and postcards, 1941-1944, by prisoners from Auschwitz to their families. Acc. 2012.107 includes envelopes and letters, 1942-1944, sent by concentration camp prisoners  from Sachsenhausen, Mauthausen, Ravensbrueck, Dachau, Gusen and Auschwitz Stationary was provided by the camps and incudes rules of communication and also states for example that visits and packages were prohibited. The correspondence was strictly censored and excludes...