| Schlegel, Hans-Dieter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
439 X II |
| Oechsner, Helmut (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
439 X und 438 Y |
| Sieger, Hermann Walter (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
45 c |
| Vleeming, Henk (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
454 A a |
| Leder, Dieter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
456 - 458 |
| Leder, Dieter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
456 I |
| Leder, Dieter (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
464 |
| Simon, Joachim (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
473; 481 |
