| Rendon, Alex (AIEP (Association internationale des experts en philatélie)) |
Attest |
Stanley Gibbons |
14 |
| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) |
Attest |
Stanley Gibbons |
14 |
| Jackson, Mike (Sonstiges) |
Attest |
Stanley Gibbons |
14 |
| Moorhouse, Brian (Sonstiges) |
Attest |
Stanley Gibbons |
14 |
| Zumstein, Cie (Händlergarantien) |
Attest |
Stanley Gibbons |
14 |
| BPA, The British Philatelic Association Limit (Prüferkommission) |
Attest |
Stanley Gibbons |
14 |
| Scheller, Pascal (Sonstiges) |
Attest |
Stanley Gibbons |
14 |
| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
14 |
