Proof Specimen Block of Four ½d. in purple and red, a block of four each overprinted "SPECIMEN" and affixed to brown card numbered "149", fine. B.P.A. Certificate (1988) | Christie's

Lot 440

440

Proof Specimen Block of Four ½d. in purple and red, a block of four each overprinted "SPECIMEN" and affixed to brown card numbered "149", fine. B.P.A. Certificate (1988)

Details

Proof Specimen Block of Four ½d. in purple and red, a block of four each overprinted "SPECIMEN" and affixed to brown card numbered "149", fine. B.P.A. Certificate (1988)