. . . "WL3000/9/1/1069" . . . "Prof. Dr. Hendrik van Oyen was the chairman of the Swiss association of Jewish-Christian cooperation."@en . "Correspondence with Oyen, Hendrik van"@en . "This material has been digitised. Readers should book a reading room terminal to access it."@en . . "4 letters"@en . . . "Correspondence including reference to exhange of publications and an enquiry into female Jewish suicides as a strategy to avoid forced prostitution by the Nazis."@en . . .