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