Fourth edition. viii, 460pp. Quarter bound in red cloth over brown cloth-covered boards, titles to spine. 8vo. Cloth is worn and faded, rubbed and indented at edges, particularly at ends of s sunned spine. Text block edges a little browned. An ex university library copy with call number and small sticker taped over spine, usual markings on front endpapers, small stamps and annotations on title and copyright pages (no other library markings). Internally neat, clean, bright and tight barring the stated lender's markings.