| Petry, Claus (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
11 P Bb IV |
| Sommer, Martin-Wolfgang (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
11 PF I |
| Sommer, Martin-Wolfgang (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
11 PF I |
| Jakubek, Wolfgang (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
11 T |
| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) |
Attest |
Michel |
11 U |
| Pauligk, Karl (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
11 U |
| Mikulski, Zbigniew S. (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
11 U |
| Schlegel, Hans-Dieter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
11 V |
