1939. Tenth edition. 127 pages. Pictorial dust jacket over brown cloth. Black and white illustrations. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Binding remains firm. A previous owner's name to front free endpaper. Boards have mild shelf wear with light rubbing and corner bumping. Some moderate marking and tanning. Book has slight forward lean. Unclipped jacket has light edge wear with minor tears, chipping and creasing. Some tanning and foxing to all surfaces, particularly to spine.