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| Start / | Knowledge / | Prints / |
| Accidentals | Changes | Designs | Differences | Errors | Fakes | Kinds | Mistakes | Parallel Issues | Printers Waste | Quality |
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Knowledge / Prints / Postage Stamp Embossings / Quality |
Postage stamp embossing quality: subjective assessment of the quality of all properties of a postage stamp embossing |
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Perfect centered postage stamp embossing |
Very good centered postage stamp embossing |
Good |
Slightly off centre postage stamp embossing |
Somewhat off centre postage stamp embossing |
Clearly off centre postage stamp embossing |
Postage stamp embossing quality grades: subjective perception of a postage stamp embossing quality in different grades and conditions |
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Faultless postage stamp embossing: postage stamp embossing without conditi-onal of manufacturing or wrong handling originated quality defect |
Contaminated postage stamp embos-sing: postage stamp embossing with deep-seated contamination due to undesirable material components |
Flattened postage stamp embossing: postage stamp embossing with reduced relief depth caused by bad storage |
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