| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
132 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
145 a |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
15 a |
| Ceremuga, Krzysztof (Sonstiges) |
Attest |
Stanley Gibbons |
2 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Michel |
25 b |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
272 a |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
37 a |
| Ceremuga, Krzysztof (Sonstiges) |
Attest |
Stanley Gibbons |
37 a |
