unused 4d. black and orange, perf. 15x14, mounted mint. RSC "C", S.G. 181, £425 | Christie's

Lot 537

537

unused 4d. black and orange, perf. 15x14, mounted mint. RSC "C", S.G. 181, £425

Details

unused 4d. black and orange, perf. 15x14, mounted mint. RSC "C", S.G. 181, £425