1960. Sixth Edition. 412 pages. This is an ex-Library book. Dust jacket over red cloth with gilt lettering. Library copy, with expected inserts, stamps and inscriptions. Black and white and colour photographic plates. Pages and plates are bright and clear with mild foxing and tanning to text block edges, pastedowns and free endpapers. Light cracking to gutters and hinges but binding remains firm. Boards have minor corner bumping and edgewear with mild sunning and scuffing overall. Spine has light sunning with soft splitting and crushing to ends. Lettering remains bright and clear. Book has a slight forward lean. Unclipped dust jacket with moderate rubbing, chipping and tearing to edges. Moderate tanning and scuffing overall.