1937. Thirteenth Edition. 319 pages. No dust jacket. Grey cloth boards with lettering. Contains black and white illustrations. Slight crinkling to paper at gutter. Clean pages and illustrations with noticeable tanning and foxing throughout. Tightly bound with faint thumb marking throughout. Heavier tanning to free endpapers. Pencil markings to front free endpaper. Boards have heavy edge-wear with bumping to corners, crushing to spine ends and rub wear all over. Slight crushing and splits to spine ends and corners. Lettering is darkened. Heavy tanning to spine and edges. Visible wear marks to boards. Book has a slight forward lean.