1967. Fourth Edition. 306 pages. This is an ex-Library book. Illustrated dust jacket over red cloth boards. Gilt lettering. Contains black and white illustrations. Expected library inserts, stamps and inscriptions. Clean pages and illustrations with light tanning and mild foxing throughout. Pencil markings to front free endpaper. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Gilt lettering is darkened.Gilt lettering is bright and clear. Unclipped jacket. Panels and spine have light edgewear with tears and creases. Visible wear marks to spine and panels. Jacket is in removable plastic cover.