1968. Sixth Impression. 254 pages. Illustrated dust jacket over red cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing. Plates are bright and clear. Small birthday card stuck to front free end paper. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Gilt lettering is bright and clear. Book has a slight forward lean. Unclipped jacket has light edge-wear with tears and creasing.