The New York Times – A Secret Diary Chronicled the ‘Satanic World’ That Was Dachau – “For two years, a prisoner in the German concentration camp kept a journal that would later be used to convict those who had persecuted him and killed his fellow prisoners.

The final article from “Beyond the World War II We Know,” a series by The Times that documents lesser-known stories from the war, remembers Edgar Kupfer-Koberwitz, a prisoner at Dachau who secretly documented everything he observed in the concentration camp in a diary, which he then buried until the American liberation.”