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Knowledge / Quality / Third Overprints

Third Overprint Quality: subjective perception of a third overprint quality

perfect centered third overprint

very good centered third overprint

good centered third overprint

slightly off centre third overprint

somewhat off centre third overprint

clearly off centre third overprint

Third Overprint Quality Grades: subjective perception of a third overprint quality in different grades and conditions

Faultless Third Overprint: third overprint without conditional of manufacturing or wrong handling originated quality defect

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