| Cardillo, Paolo (Sonstiges) |
Attest |
Sassone |
S1 |
| Diena, Enzo (Sonstiges) |
Attest |
Sassone |
Sassone 16 |
| Bottacchi, Giacomo (APFIP (Associazione Periti Filatelici Italiani Professioni.)) |
Attest |
Sassone |
Sassone 58 A - 58 D |
| Bach, Jean-Paul, und Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) |
Attest |
Sassone |
SD |
| Raybaudi, Maurizio (Sonstiges) |
Attest |
Sassone |
SG 1 b |
| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) |
Attest |
Sassone |
SG2 |
| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) |
Attest |
Sassone |
Stempelmarke 3 |
| Diena, Enzo (Sonstiges) |
Attest |
Sassone |
T 16 |
