1961. No Edition Remarks. 656 pages. Picotrial Dust jacket over blue paper covered boards with cloth and gilt lettering to spine. Black and white illustrations throughout. Light tanning to pages; more prominent to text block edges, pastedowns and free endpapers. Binding remains firm. Boards have minor corner bumping and edgewear with mild tanning and 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. Moderate tanning and scuffing overall.