Urkunden Prüfgebiet: Peru

Prüfer	Art des Attestes	Katalog	KatalogNr.
The Philatelic Foundation, (Prüferkommission)	Attest	Scott	3
Eichele, Martin (BPB (Briefmarkenprüfstelle Basel))	Befund	Michel	3 a
Moorhouse, Brian (Sonstiges)	Attest	Scott	3 BA
The Philatelic Foundation, (Prüferkommission)	Attest	Scott	7; 9
Moorhouse, Brian (Sonstiges)	Attest	Scott	7; 9
Moorhouse, Brian (Sonstiges)	Attest	Scott	8
Eichele, Martin (BPB (Briefmarkenprüfstelle Basel))	Attest	Stanley Gibbons	CC 1