| Mikulski, Zbigniew S. (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
3 |
| Calves, Roger (Sonstiges) |
Attest |
Michel |
3 |
| Weinberg, Fritz (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
3 |
| Heddergott, Jochen (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
3 |
| Domella, Dario (Sonstiges) |
Attest |
Michel |
3 |
| Möller, Carl Aage (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
3 |
| Möller, Carl Aage (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
3 |
| Hristov, Stojan (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
3 |
