| Comex, (Prüferkommission) |
Attest |
Edifil |
3 |
| Comex, (Prüferkommission) |
Attest |
Edifil |
3 |
| CEM, Comision de Expertos de Madrid (Prüferkommission) |
Attest |
Edifil |
3 |
| RPSVI, Royal Philatelic Society of Victoria Inc (Prüferkommission) |
Attest |
Stanley Gibbons |
3 |
| PSE, Professional Stamp Experts (Prüferkommission) |
Attest |
Scott |
3 |
| Verein Bremer, Briefmarkensammler e.V. (Prüferkommission) |
Sonstiges |
Michel |
3 |
| PSAG (Philatelic Stamp, Authetication and Grading) (Prüferkommission) |
Attest |
Scott |
3 |
| PSAG (Philatelic Stamp, Authetication and Grading) (Prüferkommission) |
Attest |
Scott |
3 |
