| Stegmüller, Franz (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 Ia PF |
| Brettl, Maria (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
1 Ia PFL II |
| Stegmüller, Franz (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 Ia; 1 Ia PF |
| Stegmüller, Franz (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 Ia; 1 IIa |
| Sem, Peter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 IaIII |
| Sem, Peter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 IaIII |
| Stegmüller, Franz (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 IaIII PF; 1 Ia |
| Sem, Peter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
1 Ib |
