1968. Thirteenth Impression. 388 pages. Dust jacket over blue cloth with gilt lettering. Light tanning to pages; more prominent to text block edges. Slight foxing and marking to free endpapers. Binding remains firm. Boards have minor corner bumping and edgewear with light tanning and crushing to spine ends. Spine has light tanning. Lettering remains bright and clear. Book has a slight forward lean. Clipped dust jacket with light rubbing, chipping and tearing to edges. Moderate tanning and scuffing overall with light water staining to inner panels.