Urkunden Katalog: Michel

Prüfer	Art des Attestes	Katalog
Šedivý, Václav (Sonstiges)	Attest	Michel
Mehlmann, Volker (BPP (Bund Philatelistischer Prüfer))	Attest	Michel
PSE, Professional Stamp Experts (Prüferkommission)	Attest	Michel
Pervan, Berislav (Sonstiges)	Attest	Michel
Onofri, Mario (AIEP (Association internationale des experts en philatélie))	Attest	Michel
Thoma, Heinz (BPP (Bund Philatelistischer Prüfer))	Attest	Michel
Verner, Mirko (Sonstiges)	Attest	Michel
van der Vlist, Hendrik Willem. (Sonstiges)	Attest	Michel