1945 First Edition. Hardback. Oblong 8vo. pp 32. 10 by 8 inches. Illustrated with a colour title page, nine colour lithograph plates, eight monochrome plates, and in-text figures. In the original publisher’s green cloth binding lettered gilt and illus on front cover. Top and bottom of spine slightly wrinkled.  In a good dustwrapper unprice clipped, slight wear and browning to edges.