| Friedl Expert Committee, (Prüferkommission) |
Attest |
Scott |
2 |
| MEPSI, Mexico Elmhurst Philatelic Society Inter (Prüferkommission) |
Attest |
Scott |
2 |
| MEPSI, Mexico Elmhurst Philatelic Society Inter (Prüferkommission) |
Attest |
Scott |
2 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
2 |
| BPA, The British Philatelic Association Limit (Prüferkommission) |
Attest |
Michel |
2 a |
| Raybaudi, Experts (Prüferkommission) |
Attest |
Yvert et Tellier |
2 a |
| APS, (American Philatelic Society) (Prüferkommission) |
Attest |
Scott |
2 a |
| APS, (American Philatelic Society) (Prüferkommission) |
Attest |
Scott |
2 a |
