| Mehlmann, Volker (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
4 |
| Engel, Walter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
4 |
| Berger, Florian (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
4 |
| Wilderbeek, Hans (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
4 |
| Wilderbeek, Hans (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
4 |
| Rismondo, Tilo (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
4 |
| Friedl Expert Committee, (Prüferkommission) |
Attest |
Michel |
4 |
| Gmach, Gertlieb Josef (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
4 |
