1949. First Edition. 144 pages. Part of Black's Nature Pocket-Books series. Illustrated dust jacket over green cloth with red lettering to spine and front board. Contains colour plates. Pages are visibly tanned with notable foxing throughout. Heavier foxing to text-block edges, pastedowns and endpapers. Occasional marks throughout. Small stamp and pencil mark to front free endpaper. Cracking to gutters with exposed netting. Binding remains firm. Boards have light shelf-wear with corner bumping. Small dent to front board edge. Moderate sunning to spine and boards edges. Minor crushing to spine ends. Clipped jacket has visible edge-wear with notable tears and chipping. Prominent tanning, rubbing and marking. Notable yellow stains to spine and panels.