Urkunden Prüfvereinigung: Sonstiges

Prüfer	Art des Attestes	Katalog	KatalogNr.
Enger, Hans Johan (Sonstiges)	Attest	NK Norgeskatalogen	1
Brunel, Robert (Sonstiges)	Attest	Michel	1
Gautré, Samuel (Sonstiges)	Attest	Stanley Gibbons	1
Toselli, Roberto (Sonstiges)	Attest	Stanley Gibbons	1
Bühler, Georg (Sonstiges)	Attest	Michel	1
Jamet, M. (Sonstiges)	Attest	Yvert et Tellier	1
Bolaffi, Dante (Sonstiges)	Attest	Sassone	1
Sismondo, Sergio (Sonstiges)	Attest	Stanley Gibbons	1