on piece  1/- bright emerald-green pair with large margins all round, lightly cancelled and tied on piece. Rare. S.G. 21, £900+. B.P.A. Certificate (1993). Photo
on piece 1/- bright emerald-green pair with large margins all round, lightly cancelled and tied on piece. Rare. S.G. 21, £900+. B.P.A. Certificate (1993). Photo

Details
on piece 1/- bright emerald-green pair with large margins all round, lightly cancelled and tied on piece. Rare. S.G. 21, £900+. B.P.A. Certificate (1993). Photo