1946. Seventh Edition. 472 pages. No dust jacket. Blue cloth with gilt lettering. Prize plate to front pastedown. Black and white illustrated and photographic plates. Volume I. Light foxing and tanning to pages and plates. More prominent to text block edges, pastedowns and free endpapers. Moderate cracking to gutters and hinges causing some noticeable looseness to binding but pages remain attached. Boards have minor corner bumping and edgewear with mild tanning and scuffing overall. Spine has heavier tanning with soft fraying and crushing to ends. Lettering remains bright and clear. Book has a slight forward lean.