Incredible story of the prisoner underground at the infamous Auschwitz concentration camp. "The definitive study of the topic," says Prof. Antony Polonsky, who wrote the Introduction. In this meticulously researched and highly readable work, Garlinski traces the evolution and operations of the main prisoner resistance organizations inside the camp. He also documents the evolution of Auschwitz from a concentration camp for Polish political prisoners to an industrialized death camp for Jews.