1956. First Edition. 130 pages. Blue and yellow paper covers with plastic spiral spine. Black and white photographic plates and illustrations. Minor foxing and tanning to pages and plates. More prominent to text block edges, lighter to reverse of covers. Mild water stain to reverse of rear cover. Binding remains firm. Paper covers have light edge-wear and corner curling with noticeable tanning and scuffing overall. Book has a slight forward lean.