| Brugger, Guido (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
29 I b |
| Huylmans, Tobias (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
29 I K |
| Brugger, Guido (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
29 Ia |
| Krug, Hansmichael (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
29 II |
| Herbst, Lothar (VP (Verband Philatelistischer Prüfer)) |
Attest |
Michel |
29 II |
| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) |
Befund |
Michel |
29 II A |
| Heimbüchler, Fritz (AIEP (Association internationale des experts en philatélie)) |
Attest |
Michel |
29 IIA |
| Krug, Hansmichael (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
29 III; 29 |
