1950. Fifth Edition. 184 pages. Illustrated dust jacket over green illustrated cloth. Black and white photographic plates and illustrations throughout. Light foxing and tanning to pages and text block edges. Pencil inscription to front free endpaper. Slight creasing to gutters. Binding remains firm. Boards have minor corner bumping and edgewear with prominent water staining, tanning and scuffing overall. Spine has moderate staining and sunning with soft crushing to ends. Unclipped dust jacket with moderate rubbing, chipping and tearing to edges. Moderate tanning and scuffing overall with visible loss and creasing to panels.