1966. Third Edition. 414 pages. Illustrated dust jacket over red cloth covered boards with gilt. Contains black and white photographic plates. Pages remain clear with minimal tanning and foxing. Plates are bright and clear. Previous owner's inscription to front free end-paper. Text block edge is moderately foxed. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Mild crushing to spine ends. Gilt lettering has become dull. Book has a slight forward lean. Unclipped jacket has moderate edge-wear with chips, tears and creasing. Moderate tanning to spine.