1967. No Edition Remarks. Unpaginated. Paperback books with pictorial covers. Black and white illustrations throughout. 3 volumes in 1 slipcase each paginated separately. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Paper covers have mild edgewear with curling to corners. Light tanning to spine and edges. Slipcase has moderate edge wear with markings to panels and scuffing to edges. Pen inscription to rear panel.