"Frederick Hertz (born Friedrich Otto Hertz; 1878-1964) was a British sociologist, economist and historian of Jewish-Austrian descent."@en . . "This material has been digitised. Readers should book a reading room terminal to access it."@en . . . "Correspondence regarding reviews of the book The Development of the German Public Mind, and also discussion of letter to the editor of the Wiener Library Bulletin."@en . "Correspondence with Hertz, Frederick"@en . . . . . . "15 letters"@en . "WL3000/9/1/587" . . .