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Urkunden Katalog: Michel
Prüfer Art des Attestes Katalog KatalogNr. Michaux, Albert (Sonstiges) Attest Michel Geyfman, Joseph (Sonstiges) Attest Michel Heschl, Gerald (AIEP (Association internationale des experts en philatélie)) Attest Michel Sem, Peter (BPP (Bund Philatelistischer Prüfer)) Attest Michel BPA, The British Philatelic Association Limit (Prüferkommission) Attest Michel Flack, Geoffrey (Sonstiges) Attest Michel Rupp, Bruno (Sonstiges) Attest Michel Meiners, Roland (BPP (Bund Philatelistischer Prüfer)) Attest Michel