Third Edition. Unpaginated. No dust jacket. Blue boards with gilt lettering to spine and front. Three books bound together, each paginated separately. 3 Black and white illustrative plates throughout. Binding loose. Crinkling to gutters. Hinges are cracked with netting exposed. Pages remain bright and clear with minimal tanning. Occasional foxing. Boards have mild edge wear with slight rubbing to surfaces. There is bumping to corners and crushing to spine ends. Tanning to spine and edges. Gilt lettering is darkened.