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Additional Stamp Impressions A T Ms Burelages Cliche Can-
cellations
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cences
Machine Postmarks Margin Prints Meter Stamps Over-
prints
Perforations Postal Stationeries Press Marks Print Substrates Punches
Reverse Prints Roulettings Second Overprints Separate Productions Se-tenants Sheet Stamps Silk Threads Stamp Booklets Stamped Envelope Overprints Stamp Impressions Tress Rosettes
Watermarks Others

Knowledge / Mistakes / Press Marks

Press Mark Mistake: printers term for a deviation caused by a press mark mistake

Shifted Press Mark: deviation from the intended press mark position

Split Press Mark: shifted press mark split on multible postage stamps

Press Mark Plate With Mistake: press mark from a caused by a mistake damaged printing form

Light Press Mark: clear but too light press mark

Strong Press Mark: clear but too strong press mark

Missing Press Mark: postage stamp without press mark caused by a mistake

Press Mark on Front: postage stamp with press mark on front instead on reverse

Inverted Press Mark: postage stamp with 180 degrees rotated press mark caused by a mistake

Double Press Mark: postage stamp with twice press mark

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