unused Block of Four 1887 (6 July) 2c. on 13c. slate block of four showing slight doubling of surcharge, fresh mint; very fine. S.G. 117, £152+

Details
unused Block of Four 1887 (6 July) 2c. on 13c. slate block of four showing slight doubling of surcharge, fresh mint; very fine. S.G. 117, £152+