| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) |
Befund |
Michel |
3 a |
| Barabassy, Nikolaus (BPP (Bund Philatelistischer Prüfer)) |
Kurzbefund |
Michel |
3 a |
| Mead, Lawrence R. (Sonstiges) |
Attest |
Michel |
3 a |
| Vaatz, Arnold (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
3 a |
| Vaatz, Arnold (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
3 a |
| Zirath, Walter (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
3 A I |
| Thoma, Heinz (BPP (Bund Philatelistischer Prüfer)) |
Attest |
Michel |
3 a I |
| Heinrich, Thomas (BPP (Bund Philatelistischer Prüfer)) |
Befund |
Michel |
3 a I |
