1946. First Edition. 204 pages. Illustrated dust jacket over green cloth boards. Gilt lettering. Contains black and white illustrations and plates. Gradient profiles chart attached to back pastedown. Clean pages, plates and illustrations with light tanning and mild foxing throughout. More pronounced to free endpapers and pastedowns. Pencil markings to back free endpaper. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Gilt lettering is darkened. Moderate sunning to spine and edges with crushing to spine ends. Visible wear marks to boards. Unclipped jacket. Dust jacket has heavy edgewear with some areas of loss, heavy tears, chips and creasing. Heavy loss to spine and edges. Visible wear marks to spine and panels.