KOESTLER, Arthur. The Yogi and the Commissar and other Essays. London: Jonathan Cape, [1945]. 8°. Half title. Original red cloth, spine lettered in gilt, dust-jacket (backstrip faded with some fraying to head). FIRST EDITION, PRESENTATION COPY TO ANTHONY HOBSON, inscribed on the half title, “A.K. to Anthony, 5.12.63” with arrows pointing from ‘Yogi’ to “A.K.” and from ‘Commissar’ to “Anthony.” With 8 other books by the same author, namely Insight and Outlook. An Inquiry into the Common Foundations of Science, Art and Social Ethics (London, 1949, without dust-jacket, the subtitle scored through several times, and inscribed by the author beneath, with an arrow, “Balls. A.K.”), Promise and Fulfilment. Palestine 1917-1949 (London, 1949), The Trail of the Dinosaur & Other Essays (London, 1955), Reflections on Hanging (London, 1956, inscribed by the author, “Hope this will soon become a curio of the stone-age”), The Sleepwalkers (London, 1959), The Lotus and the Robot (London, [1960]), The Act of Creation (London, [1964]) and The Ghost in the Machine (London, [1967]), the last 3 forming a cycle, all FIRST EDITIONS IN DUST-JACKETS (except where stated), AND ALL PRESENTATION COPIES TO ANTHONY HOBSON.