. "The Geheimes Staatsarchiv Preuβischer Kulturbesitz, named Berliner Hauptarchiv between 1950 and 1963, is one of the largest archives in Germany. Its remit is to preserve the documentary heritage of the former state Prussia."@en . "2 letters"@en . . . . "Two letters concerning a specific request by The Wiener Library for archival material related to the Novemberprogrom 1938."@en . . "Correspondence with Berlin Hauptarchiv"@en . . "This material has been digitised. Readers should book a reading room terminal to access it."@en . "WL3000/9/1/135" . . . .