Seventh Revised Edition. 164 pages. No dust jacket. Pictorial paper covered boards with cloth to spine. Black and white photographic plates. Pages and plates are bright and clear with light tanning to text block edges, pastedowns and free endpapers. Some looseness to binding but pages remain attached. Boards have minor corner bumping and edgewear with mild tanning and scuffing overall. Spine has light tanning with soft crushing to ends. Book has a slight forward lean.