| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Stanley Gibbons |
1 |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Stanley Gibbons |
11 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
18 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
19 |
| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Stanley Gibbons |
2 |
| Holcombe, Peter (Sonstiges) |
Befund |
Stanley Gibbons |
20 a |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
22 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
23 |
