The collection contains World War II mimeographed, translated (from German) English transcripts of German documents documenting the Nazi's plan for the annihilation of Jews in Eastern Europe. Most of the documents were secret and top secret communiques on the highest level of the regime and include affidavits of prisoners and perpetrators. The material relates to Michael Choukas' service on the staff of the Proceedings Division of the United States Chief of Counsel for the Prosecution of Axis Criminality during World War II.