| Prüfer | Art der Urkunde | Katalog | KatalogNr. |
|---|
| Zenker, Gotwin (VÖB (Verband Österreichischer Briefmarkenprüfer)) | Attest | Michel | V 48 b |
| Zenker, Gotwin (VÖB (Verband Österreichischer Briefmarkenprüfer)) | Attest | Michel | V 48 d |
| Zeppelinpost-Arbeitsgemeinschaft, e.V. (Arbeitsgemeinschaft) | Attest | Michel | 207 Ba |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 3 a |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 2 V |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 21 A |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 21 A |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | III A DD |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 25; 26 |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 15 B |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 15/16 BND |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 22 K U zw |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 41 III |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 90 WZW |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 2 t F II |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 2 y U |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 2 x II |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 2 v II |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 95 a; 96 a; 97 a; 98 b; Block 1 y |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 116 XG, 118 YG |
| Zierer, Hanns (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 135 wa XU |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 499 - 507 |
| Zierer, Hanns (Sonstiges) | Sonstiges | Michel | 1 |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 2 B a |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 1 a |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 1 a: 2 a |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 2; 1 Zd |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 2; 1 Zd a |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 43 A c |
| Zierer, Hanns (Sonstiges) | Attest | Michel | I - III |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 1859 Ph |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 2261 - 2266 U Ph |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 2661 - 2666 U Ph |
| Zierer, Hanns (Sonstiges) | Attest | Michel | 2661 - 2666 U Ph |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 7 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 9 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 23 a |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 2 a |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 3; 4 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 7 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 9 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | DR 9 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 11 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Attest | Michel | 11 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 13 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 15 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 18 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 18; 20 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 19 |
| Zill, Alexander (BPP (Bund Philatelistischer Prüfer)) | Befund | Michel | 19 |
