"Correspondence with Richard Wolff regarding his research on the Reichstag fire 1933, and, following his passing, with Elisabeth Wolff regarding the acquisition of certain books from her husband's private library."@en . . . . . . . "39 letters"@en . . . "WL3000/9/1/1571" . . "Correspondence with Wolff, Richard and Elizabeth"@en . "This material has been digitised. Readers should book a reading room terminal to access it."@en .