1945. Fourth edition. 120 pages. No dust jacket. Green cloth covered boards. Black and white photographs and illustrations. Colour frontispiece. Maps across endpapers. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Binding remains firm. Dedication to half-title page. Boards have light shelf wear with minor corner bumping and crushing to spine ends. All surfaces tanned and sunned, particularly spine. Boards are slightly bowed.