| Prüfer | Art der Urkunde | Katalog | KatalogNr. |
|---|
| Fiecchi, Alfredo Ermo (Sonstiges) | Attest | Michel | |
| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) | Attest | Michel | 1 a K |
| Raybaudi, Maurizio (Sonstiges) | Attest | Michel | 1 P |
| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) | Attest | Michel | 12 Abart |
| Raybaudi, Experts (Prüferkommission) | Attest | Michel | 33 |
| Eichele, Martin (BPB (Briefmarkenprüfstelle Basel)) | Attest | Michel | 61 K |
| Zanini, Mario (Sonstiges) | Attest | Michel | 108 Bb |
| Bianchi, Ennio (Sonstiges) | Attest | Michel | 129 WZ |
| Terrachini, Virgilio (Sonstiges) | Attest | Michel | 153 |
| Bolaffi, Dante (Sonstiges) | Attest | Michel | 383; 384 |
| Raybaudi, Experts (Prüferkommission) | Attest | Michel | 642 u.a. |
| Orlandini, Fabio (Sonstiges) | Attest | Michel | 661 - 663 |
| Orlandini, Fabio (Sonstiges) | Attest | Michel | 834 - 836 |
| Orlandini, Fabio (Sonstiges) | Attest | Michel | 834 - 836 |
| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) | Attest | Michel | 1265 U |
| Terrachini, Virgilio (Sonstiges) | Attest | Michel | 1724 E |
| Borgogno, Ketty (Sonstiges) | Sonstiges | Michel | 2816 |
| Cardillo, Paolo (Sonstiges) | Attest | Sassone | 1 o |
| Colla, Giorgio (APFIP (Associazione Periti Filatelici Italiani Professioni.)) | Attest | Sassone | 1 g |
| Diena, Enzo (Sonstiges) | Attest | Sassone | 1 s |
| Diena, Enzo (Sonstiges) | Attest | Sassone | 1 - 4 |
| Raybaudi, Experts (Prüferkommission) | Attest | Sassone | 1 f - 4 |
| Sorani, Silvano (APFIP (Associazione Periti Filatelici Italiani Professioni.)) | Attest | Sassone | 1 g |
| Diena, Enzo (Sonstiges) | Attest | Sassone | 2 o |
| Manzoni, Massimo (Sonstiges) | Befund | Sassone | 2 (2) |
| Manzoni, Massimo (Sonstiges) | Befund | Sassone | 2 a/k |
| Biondi, Gino (Sonstiges) | Attest | Sassone | 3; 3 A; 10 - 14; 26; 27; 32; 33 |
| Diena, Enzo (Sonstiges) | Attest | Sassone | S. 3 |
| Toselli, Studio Filatelico (Händlergarantien) | Attest | Sassone | 3; 202 |
| Carraro, Diego (Sonstiges) | Attest | Sassone | 4 i |
| Raybaudi, Maurizio (Sonstiges) | Attest | Sassone | 4 |
| Diena, Enzo (Sonstiges) | Attest | Sassone | S.5 |
| Sirotti, Luigi (Händlergarantien) | Attest | Sassone | 6; 6 g |
| Diena, Alberto (Sonstiges) | Attest | Sassone | 7 g |
| Diena, Alberto (Sonstiges) | Sonstiges | Sassone | 7 g |
| Raybaudi, Experts (Prüferkommission) | Attest | Sassone | N 8 |
| Biondi, Gino (Sonstiges) | Attest | Sassone | 10 d |
| Colla, Giorgio (APFIP (Associazione Periti Filatelici Italiani Professioni.)) | Attest | Sassone | 10 d |
| Raybaudi, Maurizio (Sonstiges) | Attest | Sassone | 10 (4) |
| Cardillo, Paolo (Sonstiges) | Attest | Sassone | 11 da |
| Diena, Enzo (Sonstiges) | Attest | Sassone | 11 c |
| Colla, Giorgio (APFIP (Associazione Periti Filatelici Italiani Professioni.)) | Attest | Sassone | 12 |
| Cardillo, Paolo (Sonstiges) | Attest | Sassone | 13 II |
| Manzoni, Massimo (Sonstiges) | Attest | Sassone | 13 Cc |
| Testoni, Vittorio (Sonstiges) | Attest | Sassone | 13 |
| Colla, Giorgio (APFIP (Associazione Periti Filatelici Italiani Professioni.)) | Attest | Sassone | 14 |
| Vaccari, Paolo (Händlergarantien) | Attest | Sassone | L 14 |
| Cardillo, Paolo (Sonstiges) | Attest | Sassone | 15 Bb |
| Colla, Giorgio (APFIP (Associazione Periti Filatelici Italiani Professioni.)) | Attest | Sassone | 15 Da; 17 Da |
| Colla, Giorgio (APFIP (Associazione Periti Filatelici Italiani Professioni.)) | Attest | Sassone | 15 |
