used 6d. slate-violet, good to large margins, twice cancelled by "PAID" h.s., fine. R.P.S. Certificate (1963). S.G. 9, £950. Photo | Christie's

Lot 143

143

used 6d. slate-violet, good to large margins, twice cancelled by "PAID" h.s., fine. R.P.S. Certificate (1963). S.G. 9, £950. Photo

Details

used 6d. slate-violet, good to large margins, twice cancelled by "PAID" h.s., fine. R.P.S. Certificate (1963). S.G. 9, £950. Photo