| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
75 ab |
| Dunkerley, Simon (Sonstiges) |
Attest |
Stanley Gibbons |
77 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
77 |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
77 b |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
78 a |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
8 |
| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Stanley Gibbons |
8 |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
8 |
