1930. Second Edition. 615 pages. Brown slipcase. Beige dust jacket over red boards with gilt lettering to spine and front. Black and white illustrations and photographs throughout. Volume 4. Binding remains firm. Pages remain bright and clear with minimal tanning. Cracking to back hinge. Boards have mild edge wear with slight rubbing to surfaces. Gilt lettering is bright and clear. Unclipped jacket has light edge wear with minor tears and chipping. Mild rubbing and marking. Slipcase has light edge wear with minor markings to panels. Tanning to spine and edges on slipcase and jac.