1975. Reprinted. 141 pages. This is an ex-Library book. Green paperback. Ex-library copy, with expected inserts and inscriptions. Contains black and white illustrations throughout. Laminated covers. Pages remain bright and clear with minimal tanning and foxing. Light creasing to gutter. Binding remains firm. Paper covers have mild edge-wear with slight rubbing to surfaces. Light curling to corners. Some sunning to spine and edges.