London. New York. Toronto.Oxford University Press. 1968. [ix], xix, [1], 2-276pp. 11 Black & white illustrations including frontispiece, with two folding charts at rear. Original cloth gilt with red label to spine. Original pictorial dust-wrapper. Octavo. First edition. Binding lightly spotted; dust-wrapper price-clipped and a little rubbed at extremities; endpapers lightly marked. A good plus copy