| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
87 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
87 |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
87 L 56 |
| BPA, Expertising Limited (Prüferkommission) |
Sonstiges |
Stanley Gibbons |
88 |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
88 |
| Philatelic Federation of South Africa, (Prüferkommission) |
Attest |
Stanley Gibbons |
88 |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
88,486 |
| NPC, National Philatelic Centre (Prüferkommission) |
Attest |
ACSC: Australien-Commonwealth-Spezialist-Katalog |
89 |
