1968. First Edition. 436 pages. Illustrated dust jacket over blue cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing. A few pencil parks around text on sporadic pages. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Gilt lettering is bright and clear. Cloth has moderate damp and dust stains. Unclipped jacket has light edge-wear with tears and creasing. Moderate tanning to spine.