Forms part of the Claims Conference International Holocaust Documentation Archive at the United States Holocaust Memorial Museum. This archive consists of documentation whose reproduction and/or acquisition was made possible with funding from the Conference on Jewish Material Claims Against Germany. Source of acquisition is the Eidgenössische Technische Hochschule Zürich. Archiv für Zeitgeschichte (AfZ), Switzerland. Original signature at source archive is: Nachlass Dr. iur. Benjamin Sagalowitz. The AfZ acquired the collection in 1985 and 1999 and also took relevant parts from other collections. The main parts of the collection were donated by the Schweizerischer Israelitischer Gemeindebund (SIG) and by Mrs. Nina Zafran-Sagal, the niece of Benjamin Sagalowitz. Archival materials relevant to the Eichmann Trial were de-accessioned from the Avner W. Less papers. The United States Holocaust Memorial Museum Archives received the digitized collection via the United States Holocaust Museum International Archives Programs in Nov. 2011.