| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) |
Attest |
Sassone |
10 |
| Diena, Enzo (Sonstiges) |
Attest |
Sassone |
10 B |
| Caffaz, Egidio (APFIP (Associazione Periti Filatelici Italiani Professioni.)) |
Attest |
Sassone |
10 B |
| Brutto, Roberto (Sonstiges) |
Attest |
Sassone |
11 - 16 |
| Studio, Peritale Romano (Sonstiges) |
Attest |
Sassone |
159 - 163 |
| Raybaudi, Experts (Prüferkommission) |
Attest |
Sassone |
168 - 175 |
| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) |
Attest |
Sassone |
175 |
| Bianchi, Ennio (Sonstiges) |
Attest |
Sassone |
18 |
