A collection of documents was recently sold at auction for almost half a million dollars. The documents detail a top-secret voice-encryption project led by Alan Turing, culminating in the creation of the Delilah machine. Turing: Archivio GBB/contrasto/Redux Pictures; Delilah: The National Archives, London; Notebook: Bonhams It was 8 May 1945, Victory in Europe Day. With the German military’s unconditional surrender, the European part of World War II came to an end. Alan Turing and his assistant ...