"Correspondence with Bertelsmann Verlag"@en . "Correspondence mainly with German playwright Rolf Hochhuth, who worked as a reader at Bertelsmann at this time. It concerns the sending of published material as well as several questions on the Vatican’s knowledge of details of the extermination of Jews in Poland."@en . . . "WL3000/9/1/141" . . . "This material has been digitised. Readers should book a reading room terminal to access it."@en . . "Bertelsmann was founded as a German publishing house. Today, it is a multinational corporation, mainly active in the field of mass media."@en . . . "10 letters"@en . . .