United States Holocaust Memorial Museum Collection, Gift of Willi Korte Dr. Willi Korte donated this material to the United States Holocaust Memorial Museum on April 25, 2011. He copied these documents from the Center for the Preservation of Historical Documentary Collections (formerly the Osobyi Archive) Moscow, consisting of Fond 1402, opus 1, delos 1-18 and 26. Delos 19-25 are not included in the collection.