CEYLON 1970 Wildlife 5c 'Buffalo' error, SG561aCeylon 1970 Wildlife 5c 'Water Buffalo', error magenta omitted (leaving the animals green instead of brown), SG561a. A fine left marginal, unmounted mint example with full original gum. Suspicion of gum yellowing, still fine and dramatic appearance. Also shows printing flaw at left adding further value to this dramatic stamp error and very rare. Sold with the normal stamp for comparison. The Stanley Gibbons catalogue value is 150+. BUY NOW: Order