| MEPSI, Mexico Elmhurst Philatelic Society Inter (Prüferkommission) |
Attest |
Scott |
12 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
12 |
| MEPSI, Mexico Elmhurst Philatelic Society Inter (Prüferkommission) |
Attest |
Scott |
12 A |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
12 a |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
12 a |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
12 a |
| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
12 a |
| Pfenninger, Brettl, Schmidt (Prüferkommission) |
Attest |
Michel |
12 b C |
