| Bottacchi, Giacomo (APFIP (Associazione Periti Filatelici Italiani Professioni.)) |
Attest |
Sassone |
8; 5; 4 |
| Raybaudi, Maurizio (Sonstiges) |
Attest |
Sassone |
8/I |
| Cilio, Sebastiano (Sonstiges) |
Attest |
Sassone |
81 |
| Sorani, Silvano (APFIP (Associazione Periti Filatelici Italiani Professioni.)) |
Attest |
Sassone |
81 A |
| Gazzi, Luigi (Sonstiges) |
Attest |
Sassone |
81; 82 |
| Diena, Alberto (Sonstiges) |
Attest |
Sassone |
81; 82 |
| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) |
Attest |
Sassone |
89 a |
| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) |
Attest |
Sassone |
89 a |
