1968. 3rd Edition. 132 pages. This is an ex-Library book. Library copy, with expected inserts and inscriptions. Laminated illustrated paper covered boards with brown lettering to spine and front board. Black and white illustrations throughout. Pages and illustrations remain bright and clear with mild tanning and occasional thumb-marks throughout. Pencil mark to front pastedown. Hinges reinforced with paper tape. Binding is slightly shaky. Boards assumed in good condition as covered with library-laminated jacket. Notable bumping to corners and crushing to spine ends. Laminated clipped jacket assumed in acceptable condition. Moderate sunning to spine. Notable staining and making to lamination.