Beautiful Large Vintage Steuben Crystal Cotton Tail Rabbit Designed by Donald Pollard #8151. The cotton tail rabbit is a rare model designed by Donald Pollard in 1965. It measures 5 inches long by 4-1/2 inches high. It is in excellent condition with minor light scratches on the underside. The crystal I such high quality when you hold in your hand its like looking through a high powered magnifying glass, like a pure crystal ball. This is a very rare Steuben rabbit hardly ever comes up for sale.