unused Bright red-orange, late printing, a marginal vertical pair [17/23] with large part original gum; both crossed by a light horizontal crease neither of which significantly affects fine appearance. Extremely rare. B.P.A. Certificate (1991). Photo

Details
unused Bright red-orange, late printing, a marginal vertical pair [17/23] with large part original gum; both crossed by a light horizontal crease neither of which significantly affects fine appearance. Extremely rare. B.P.A. Certificate (1991). Photo