| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Stanley Gibbons |
1 |
| Toselli, Roberto (Sonstiges) |
Attest |
Stanley Gibbons |
1 |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
1 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
11 |
| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Stanley Gibbons |
115 |
| Sorani, Silvano (APFIP (Associazione Periti Filatelici Italiani Professioni.)) |
Attest |
Stanley Gibbons |
14 |
| Ceremuga, Krzysztof (Sonstiges) |
Attest |
Stanley Gibbons |
161 b |
| KGVI-Expertising, (Prüferkommission) |
Attest |
Stanley Gibbons |
161 b |
