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 / Expertisation

Fake Expert´s Mark: original postage stamp with deceitful bogus expert´s mark or with faked original expert´s mark

Forgery with Expert´s Mark: deceitful reprint of a expertised postage stamp, all parts are bogus (design print, perforation, expert´s mark)

Fake Expert´s Mark: original postage stamp with deceitful bogus expert´s mark

Fake Expert´s Mark: forged postage stamp with deceitful bogus expert´s mark

Fake Expert´s Mark Design: original expert´s mark with deceitful (partly) removed and / or supplemented expert´s mark design

Fake Expert´s Mark Position: postage stamp with original higher expert´s mark deceitful reperforated for showing a deep expert´s mark

Supplemented Expert´s Mark: original expert´s mark with deceitful supplemented parts

Supplemented Gum with Omit Expert´s Mark: original postage stamp with partly deceitful bogus gum without tuching the original expert´s mark

Removed Expert´s Mark: original expert´s mark deceitful completely eliminated