Sixth Edition. 224 pages. Illustrated dust jacket over identically illustrated paper covered boards. Black and white and colour photographic and illustrated plates throughout. Prize plate to front free endpaper. Light tanning to pages and plates. Binding remains firm. Boards have minor corner bumping and edgewear. Spine has light sunning with soft crushing to ends. Unclipped dust jacket with minor rubbing, chipping and tearing to edges. Moderate creasing and scuffing overall with slight water staining to front panel.