| RPSVI, Royal Philatelic Society of Victoria Inc (Prüferkommission) |
Attest |
Stanley Gibbons |
3 |
| PSE, Professional Stamp Experts (Prüferkommission) |
Attest |
Scott |
3 |
| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
3 |
| BPA, The British Philatelic Association Limit (Prüferkommission) |
Sonstiges |
Scott |
3 |
| The Lutz, Committee Ltd. (Prüferkommission) |
Attest |
Michel |
3 |
| BPA, Expertising Limited (Prüferkommission) |
Sonstiges |
Scott |
3 |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
3 |
| Friedl Expert Committee, (Prüferkommission) |
Attest |
Zumstein |
3 |
