FIRST EDITION, first printing. Octavo (23 x 16cm), pp.xx; 226. Publisher's blue cloth, titles in white and black to spine and upper, diagrammatic endpapers. Dust-jacket with printed price of 21s net to front flap. Photographic frontispiece and black and white suite, occasional further in text illustrations. Toned to edges. Dust-jacket faded to spine, some closed tears and moderate wear to edges. Uncommon. Very good.