| Pfenninger, Brettl, Schmidt (Prüferkommission) |
Attest |
Michel |
4 |
| Kobenhavns, Philatelist Club (Prüferkommission) |
Attest |
Facit |
4 |
| Vincent Graves Greene, Philatelic Research Foundation (Prüferkommission) |
Attest |
Scott |
4 |
| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
4 |
| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
4 - 10 |
| Verein Bremer, Briefmarkensammler e.V. (Prüferkommission) |
Sonstiges |
Michel |
4 a |
| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Stanley Gibbons |
4 a |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
4 a |
