1965. Revised Edition. 970 pages. Dust jacket over blue cloth with gilt lettering. Prize plate to front free endpaper. Light tanning to pages with visible staining and foxing to text block edges, pastedowns and free endpapers. Mild creasing to gutters and hinges. Binding remains firm. Boards have minor corner bumping and edgewear with mild scuffing overall. Spine has soft crushing to ends. Lettering remains bright and clear. Book has a slight forward lean. Unclipped dust jacket with minor rubbing, chipping and tearing to edges.