| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
469 |
| Warwick & Warwick, Philatelic Investment Service (Händlergarantien) |
Attest |
Stanley Gibbons |
5 |
| Louis, Karl-Albert (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Stanley Gibbons |
5 |
| Jackson, Mike (Sonstiges) |
Attest |
Stanley Gibbons |
5 |
| Louis, Karl-Albert (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Stanley Gibbons |
59 |
| Knopke, Karl (Sonstiges) |
Attest |
Stanley Gibbons |
60 |
| Jackson, Mike (Sonstiges) |
Attest |
Stanley Gibbons |
8 |
| Jackson, Mike (Sonstiges) |
Attest |
Stanley Gibbons |
8 |
