| Prüfer | Art der Urkunde | Katalog | KatalogNr. |
|---|
| APS, (American Philatelic Society) (Prüferkommission) | Attest | Stanley Gibbons | 23 |
| APS, (American Philatelic Society) (Prüferkommission) | Attest | Stanley Gibbons | 28 |
| American Board, of Experts (Prüferkommission) | Attest | Stanley Gibbons | 8 |
| Arabian Philatelic, Association International (Prüferkommission) | Attest | Stanley Gibbons | 47 d |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 9 |
| BPA, Expertising Limited (Prüferkommission) | Sonstiges | Stanley Gibbons | 15 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 22 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 26 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | M 3 A |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | M 7 A |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | M 8 A |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | M 10 A |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | M 10 C |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | B 12 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 55 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 58 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 104 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | H II b |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | H 10 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | H 15 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | H 30 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | H 31 a |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 310 a |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | O 63 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | O 78 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 255 a |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 28 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 7 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 211 a |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 011 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 20 b |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 51,275 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 70 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 12 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 77 b |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 186 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 217 a |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 236 a |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 245 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 250 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 250 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 256 a |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 256 b |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 277 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 279 c |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 300 b |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 21 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 3 w |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 1 |
| BPA, Expertising Limited (Prüferkommission) | Attest | Stanley Gibbons | 15 |
