| BPA, Expertising Limited (Prüferkommission) |
Attest |
Scott |
25 |
| Friedl Expert Committee, (Prüferkommission) |
Attest |
Scott |
25 |
| MEPSI, Mexico Elmhurst Philatelic Society Inter (Prüferkommission) |
Attest |
Scott |
25 |
| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
25 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
25 a |
| Danske Filatelisters Provningsudvalg, Danske Filatelisters Provningsudvalg (Prüferkommission) |
Attest |
Michel |
25 B |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Michel |
25 b |
| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
25 f |
