1961. Fifteenth Impression. 192 pages. No dust jacket. Blue cloth with gilt lettering. Light tanning to pages with mild foxing to text block edges. Binding is very slightly loose 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. Lettering remains bright and clear. Book has a slight forward lean.