1949. 3rd Edition, Revised. 119 pages. Illustrated dust jacket over green cloth. Contains black & white illustrations and plates. Pages are mildly tanned throughout. Text is clear. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Visible sunning & crushing to spine. Unclipped jacket. Panels have heavy edge wear with some areas of loss, tears, chips, and creasing. Noticeable splitting to spine and front flap, section remain attached. Visible tanning to spine.