1961. Fourth Impression. 270 pages. Illustrated dust jacket over blue cloth boards. Gilt lettering. Clean pages with light tanning and mild foxing throughout. Moderate tanning to free endpapers due to dust jacket flaps. Pen inscription to front free endpaper. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Gilt lettering is darkened. Minor splits to spine ends and corners causing cloth to be frayed. Visible wear marks to boards. Clipped jacket. Panels and spine have moderate edgewear with chips, tears and creases. Moderate loss to spine and edges. Visible wear marks to spine and panels.