| Pfenninger, Franz (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
12 |
| Sem, Peter (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
12 |
| Hennies, Josef (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
12 |
| Brugger, Guido (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
12 |
| Sommer, Martin-Wolfgang (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
12 |
| Flemming, Wolfgang (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
12 |
| Liniger, Werner (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
12 |
| Berger, Florian (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
12 |
