1921. Tenth Edition. 421 pages. No dust jacket. Red cloth. Contains black and white illustrated plates. Pages and plates are lightly tanned and foxed throughout, heavier to endpapers. Occasional thumb-marking present. Minor black mark to front hinge. Light scuffing to text-block edges. Binding is slightly shaky. Cracking to gutters of a few pages with exposed binding. Boards have mild edge wear with slight rubbing to surfaces. Crushing to spine ends with small splits and fraying to cloth. Light tanning to spine and edges. Light marking to surfaces.