Collection comprises official documents and letters relating to Stefan Swirski's experiences in Auschwitz and Mauthausen-Gusen concentration camps, liberation of concentration camps, experiences in displaced persons camp in Austria. The collection includes identification cards, travel permits and documents, original camp records, ration card, official documents from the Polish Center Linz, education records, immigration related papers, employment records, biographical information, and published books - KZ. Mauthausen by Simon Wiesenthal and Oswiecim malarstwo rzezba grafika. Published by Wydawnictwo Artystyczno.