| Prüfer | Art der Urkunde | Katalog | KatalogNr. |
|---|
| APS, (American Philatelic Society) (Prüferkommission) | Attest | Michel | 1 |
| APS, (American Philatelic Society) (Prüferkommission) | Attest | Michel | 11 II a |
| APS, (American Philatelic Society) (Prüferkommission) | Attest | Michel | 10 II |
| APS, (American Philatelic Society) (Prüferkommission) | Attest | Michel | 28 A |
| Abt, Walter (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | Genf 4 |
| Abt, Walter (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | Zürich 2 I Type III |
| Abt, Walter (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 14 II; 6 II |
| Abt, Walter (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 42 |
| Abt, Walter (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 42 |
| Abt, Walter (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 301 Y I |
| Abt, Walter (BPP (Bund Philatelistischer Prüfer)) | Prüfermitteilungen | Michel | 389 DP |
| Abt, Walter (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 447 - 459 |
| Aisslinger, Horst (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 33 p |
| Aisslinger, Horst (Sonstiges) | Sonstiges | Michel | Si 57 P |
| Aisslinger, Horst (Sonstiges) | Sonstiges | Michel | 69 B b |
| Aisslinger, Horst (Sonstiges) | Sonstiges | Michel | 439 |
| Alcuri, Paul J. (Sonstiges) | Attest | Michel | 22 a |
| Alcuri, Paul J. (Sonstiges) | Befund | Michel | 7 |
| Alcuri, Paul J. (Sonstiges) | Attest | Michel | 7 |
| Alcuri, Paul J. (Sonstiges) | Attest | Michel | 1 |
| Alcuri, Paul J. (Sonstiges) | Attest | Michel | 16 |
| Alcuri, Paul J. (Sonstiges) | Attest | Michel | 2 III |
| Alcuri, Paul J. (Sonstiges) | Sonstiges | Michel | 3 I |
| Althen, Manfred (BPP (Bund Philatelistischer Prüfer)) | Kurzbefund | Michel | I |
| Althen, Manfred (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | II - VI |
| Althen, Manfred (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 11 Ia |
| Althen, Manfred (BPP (Bund Philatelistischer Prüfer)) | Kurzbefund | Michel | 14 I |
| Andersen, Hans (Sonstiges) | Attest | Michel | 1 a |
| Andersen, Hans (Sonstiges) | Attest | Michel | 2 a |
| Angel, H. W. (Sonstiges) | Attest | Michel | 161 |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 2 I |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 1 I |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | V 4 b; V 4 R |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 25 P |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | V 28 |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | V 28 |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 30 |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 30 |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 1 - 2 x |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | SZ 1-2 x |
| Arenz, Hartmut (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 15 B |
| Arenz, Hartmut (Sonstiges) | Befund | Michel | 2 I |
| Arenz, Hartmut (Sonstiges) | Attest | Michel | 2 I |
| Avi, Helmuth (SBPV / ASEP (Schweizerischer Briefmarken-Prüfer-Verband)) | Attest | Michel | 1 a K |
| BPA, Expertising Limited (Prüferkommission) | Attest | Michel | 1 II DK |
| BPA, Expertising Limited (Prüferkommission) | Attest | Michel | 10 I |
| BPA, Expertising Limited (Prüferkommission) | Attest | Michel | 9 I a |
| BPA, Expertising Limited (Prüferkommission) | Attest | Michel | 27 |
| BPA, The British Philatelic Association Limit (Prüferkommission) | Attest | Michel | 1 II |
| BPA, The British Philatelic Association Limit (Prüferkommission) | Attest | Michel | 2 I DD K Abart |
