| Indian States Expertizing Service Inc., (ISES) (Prüferkommission) |
Attest |
Stanley Gibbons |
82 |
| Brandon, David Expert Committee (Prüferkommission) |
Attest |
Michel |
82 K |
| BPA, Expertising Limited (Prüferkommission) |
Attest |
Stanley Gibbons |
83 |
| NPC, National Philatelic Centre (Prüferkommission) |
Attest |
ACSC: Australien-Commonwealth-Spezialist-Katalog |
85 |
| Nucleo Filatelico, . (Prüferkommission) |
Attest |
Michel |
86 |
| Nucleo Filatelico, . (Prüferkommission) |
Attest |
Michel |
86 |
| BPA, The British Philatelic Association Limit (Prüferkommission) |
Attest |
Stanley Gibbons |
86 b |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
86 L 1 |
