| Osper, Horst (Sonstiges) |
Attest |
Michel |
I - III |
| Brunel, Robert (VP (Verband Philatelistischer Prüfer)) |
Attest |
Michel |
I - III |
| Brunel, Robert (Sonstiges) |
Attest |
Michel |
I - III |
| Renggli, Hans P. (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) |
Attest |
Michel |
I - III |
| Pfeiffer, Detlef (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
I - III |
| Krischke, Gerhard (Sonstiges) |
Attest |
Michel |
I - III |
| Brunel, Robert (VP (Verband Philatelistischer Prüfer)) |
Attest |
Michel |
I - III |
| Zierer, Hanns (Sonstiges) |
Attest |
Michel |
I - III |
