Oxford University Press,1962. Advance Reading Copy 'Proof'. Paperback. Marked 'Secret and Confidential' and 'Proof'. Oxford distribution slip, dated 1961, is laid-in. Dust jacket has mild shelfwear, writing on front cover, creasing on top back corner. One page has a few black marks in the margin, otherwise pages are clean and unmarked. Binding is tight. Very nice copy.