. "1 letter"@en . . "This material has been digitised. Readers should book a reading room terminal to access it."@en . . "WL3000/9/1/138" . . "Correspondence with Berndt, Heinz"@en . . . . . . "A reply to an enquiry by Berndt on medical experiments in Dachau concentration camp for the time from 1935-36."@en . .