1962. Seventh Edition. 528 pages. No dust jacket. Blue cloth with gilt lettering. Minor tanning to otherwise clear pages, pastedowns and free endpapers. More prominent to text block edges. Some very tangible looseness to binding but pages remain attached. Boards have minor corner bumping and edgewear with mild staining, tanning and scuffing overall. Spine has heavier tanning with soft crushing to ends. Sticker to front board. Lettering remains bright and clear. Book has a slight forward lean.