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Introduction Additional Stamp Impressions A T Ms Burelages Cliche Can-
cellations
Coil Stamps Design Prints Die-cuttings Embossings Expertisation
Facsimiles, Reprints
and Reproductions
Form Prints Frankings Gums Hand Postmarks Ink Jet Can-
cellations
Lumines-
cences
Machine Postmarks Margin Prints Meter Stamps
Overprints Pencancel-
lations
Perforations Postal Shipments Postal Stationeries Press Marks Print Substrates Punches Reverse Prints Roulettings Second Overprints
Se-tenants Sheet Stamps Silk Threads Stamp Booklets Stamped Envelope Overprints Stamp Impressions Third Overprints Tress Rosettes Watermarks Others

Knowledge / Fakes / Perforations

Fake Perforation: original postage stamp with deceitful bogus perforation or with faked original perforation

Forgery with Perforation: deceitful reprint of a postage stamp, all parts are bogus (design print, perforation)

Fake Perforation: original postage stamp with deceitful bogus perforation

Additional Fake Perforation: postage stamp with original perforation with additional deceitful bogus perforation

Supplemented Perforation: original postage stamp with deceitful supplemented bogus margins with fake perforation

Partly Supplemented Perfor-
ation:
original postage stamp with deceitful supplemente bogus margins on one, two or three sides with fake perforation

Supplemented Corner: original postage stamp with deceitful supplemented bogus corner

Supplemented Missing Tooth: original perforation with deceitful supplemented bogus missing tooth

Supplemented Perforation Holes: original damaged perfor-
ation with deceitful supple-
mented bogus perforation holes

Removed Perforation: original perforation deceitful completely trimmed

Partly Removed Perforation: original perforation deceitful partly trimmed

Replaced Perforation: original perforation replaced by another deceitful bogus perforation with a different size of perforation

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