| BPA, The British Philatelic Association Limit (Prüferkommission) |
Attest |
Stanley Gibbons |
38 a |
| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Stanley Gibbons |
38 a |
| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
38 as |
| Holcombe, Peter (Sonstiges) |
Attest |
Stanley Gibbons |
38 B |
| The Stamp Trade Protection, Association Ltd. (Prüferkommission) |
Attest |
Stanley Gibbons |
38 c |
| RPSL, Royal Philatelic Society (Prüferkommission) |
Attest |
Stanley Gibbons |
382 |
| Odenweller, Robert P. (AIEP (Association internationale des experts en philatélie)) |
Attest |
Stanley Gibbons |
39 |
| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Stanley Gibbons |
39 |
