New Caledonia 1975 'Arphila '75' Stamp Exhibition two different IMPERF colour trial proofs (SG 554)
New Caledonia 1975 'Arphila '75' Stamp Exhibition two different IMPERF colour trial proofs (SG 554)
New Caledonia 1975 'Arphila '75' Stamp Exhibition two different IMPERF colour trial proofs (SG 554)