| Holcombe, Peter (Sonstiges) |
Attest |
Michel |
3 I |
| APS, (American Philatelic Society) (Prüferkommission) |
Attest |
Scott |
34 |
| Holcombe, Peter (Sonstiges) |
Attest |
Scott |
36 c |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
41 |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Stanley Gibbons |
42 |
| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) |
Attest |
Stanley Gibbons |
53 |
| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) |
Attest |
Stanley Gibbons |
53 h |
| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) |
Attest |
Stanley Gibbons |
54 |
