London: Duckworth & Co Ltd, 1972. First edition, 8vo., pp.xv,326, red cloth, gilt; lightly toned to edges, slight rubbing to extremities, a very good copy, in a price-clipped dust jacket, which has has 4.5cm closed tear and two further 3cm closed tears to front upper margin, 4cm largely closed tear to rear upper margin, further small tears and chipping to edges, and small scuff to spine, with archival tape repairs to reverse of upper margins, and now in a protective cover.