Overprints	A T Ms	Additional Stamp Impressions	Design Prints	Sheet Stamps	Print Substrates	Roulettings	Punches	Separate Productions	Meter Stamps	Postal Stationeries
Cliche Cancellations	Gums	Pencancel- lations	Hand Postmarks	Tress Rosettes	Lumines- cences	Stamp Booklets	Machine Postmarks	Embossings	Press Marks	Margin Prints
Reverse Prints	Silk Threads	Die-cuttings	Ink Jet Can- cellations	Stamped Envelope Overprints		Burelages	Form Prints	Watermarks	Stamp Impressions	Perforations
Se-tenants	Second Overprints		Others

Knowledge / Errors / Hand Postmarks

Hand Postmark Error: philatelic term for a deviation caused by a hand postmark error

Hand Postmark Colour Error: deviation from the intended hand postmark colour caused by an error

Mixed Up Hand Postmark: postage stamp with a different hand postmark as intended (e. g. town instead numeric postmark)

Mixed Up First Day Hand Postmark: First Day Cover with a different first day hand postmark as intended

Hand Postmark Typ Error: deviation in the hand postmark text caused by an errorr

Hand Postmark Design Error: deviation in the hand postmark design caused by an error

Missing Hand Postmark: postage stamp without hand postmark caused by an error