| Fehr, Willi (Sonstiges) |
Attest |
Michel |
1 |
| Hunziker, Hans (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
1 |
| Sem, Peter (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
1 |
| Berger, Florian (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 |
| Berger, Florian (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 |
| Heitmann, Claus (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 |
| Mozek, Christian (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 |
| Berger, Florian (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 |
