1968. No Edition Remarks. Unpaginated. Pictorial paper cover. Volume 24, No. 6, October 1968. Contains black and white in-text illustrations. Pagination continued from previous volume. Pages are lightly tanned and foxed throughout. Occasional thumb-marking present. Light scuffing to text-block edges. Paper cover has mild edge wear with scuffing to edges and creasing. Light rubbing to surfaces with curling to corners. Some minor rust staining to spine.