Urkunden Prüfvereinigung: Sonstiges

Prüfer	Art des Attestes	Katalog	KatalogNr.
Grønlund, Svend (Sonstiges)	Attest	Facit	4
Fiecchi, Alfredo Ermo (Sonstiges)	Attest	Sassone	4
Diena, Enzo (Sonstiges)	Attest	Sassone	4
Fiecchi, Alfredo Ermo (Sonstiges)	Attest	Sassone	4
Weiss jr., William R. (Sonstiges)	Attest	Scott	4
Bolaffi, Giulio (Sonstiges)	Attest	Yvert et Tellier	4
Sismondo, Sergio (Sonstiges)	Attest	Scott	4
Pinchot, S. & Daniel N. (Sonstiges)	Attest	Stanley Gibbons	4