Additional Stamp Impressions	Burelages	Chalky Overprints	Design Prints	Embossings	Margin Print	Matrix Codes	Overprints	Postal Stationery Design Prints	Postal Stationery Form Prints
Postal Stationery Overprints	Print Substrates	Press Marks	Second Overprints	Stamped Envelope Overprints		Stamp Impressions	Third Overprints	Tress Rosettes	Watermarks

Knowledge / Printers Waste / Chalky Overprints

Chalky Overprint Printers Waste: during the production of a chalky overprint arising printers waste

Missing Chalky Overprint: postage stamp with caused by printers waste not printed chalky overprint	Shifted Chalky Overprint: postage stamp with caused by printers waste shifted chalky overprint to another position as intended	Double Chalky Overprint: postage stamp with caused by printers waste twice instead of once the same chalky overprint

Chalky Overprint on Reverse: postage stamp with caused by printers waste chalky overprint on reverse instead of front