1953. Seventh Edition. 202 pages. Illustrated dust jacket over blue cloth boards with lettering. Contains black and white illustrations and plates. Clean pages, plates and illustrations with light tanning and mild foxing throughout. Minor tanning to free endpapers and half title page due to dust jacket flaps. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Lettering is darkened. Minor sunning to spine and edges with crushing to spine ends. Minor wear marks to boards. Clipped jacket. Panels and spine have light edgewear with tears and creases. Pen marks to flap. Minor tanning and wear marks to flaps, panels and spine.