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lations
Perforations Press Marks
Print Substrates Postal Stationeries Punches Reverse Prints Roulettings Second Overprints Separate Productions Se-tenants Sheet Stamps Silk Threads Stamp Booklets
Stamped Envelope Overprints Stamp Impressions Third Overprints Tress Rosettes Watermarks Others

Knowledge / Errors / Sheet Stamps

Sheet Stamps Error: philatelic term for a deviation caused by an sheet stamp error

Partly Design Colour Error: multicolour sheet caused by an error with a partly deviation from the intended design colours

Mixed Up Design Colours: multicolour sheet two colours mixed up caused by an error

Pair Not Separated: two hanging together sheets not cut separated caused by an error

Tete-beche Pair Not Separated: two hanging together sheets not cut separated caused by an error

Albino Design Print: colourless instead coloured design print caused by an error; only the embossed outlines are visible

Partly Albino Design Print: multicolour sheet caused by an error with partly albino design print

Partly Design Print on Reverse: multicolour sheet caused by an error with partly design print on reverse instead on front

Partly Missing Design Print: multicolour sheet caused by an error with partly missing design print

Missing Sheet Watermark: sheet caused by an error printed on paper without sheet watermark

Inverted Sheet Stamp: sheet caused by an error with 180 degrees rotated postage stamp

Partly Inverted Design Print: multicolour sheet caused by an error with partly 180 degrees rotated design print

Inverted Perforation: sheet caused by an error with 180 degrees rotated perforation

Inverted Sheet Watermark: sheet caused by an error printed on paper with 180 degrees rotated sheet watermark

Partly Double Design Print: multicolour sheet caused by an error with partly twice design print

Partly Double Design Print on Reverse: multicolour sheet caused by an error with partly twice design print one on reverse

Sheet With Size Difference: larger or smaller sheet caused by an error

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