 |
 |
 |
|
 |
|
 |
| Start / | Knowledge / | Prints / |
| Accidentals | Changes | Designs | Differences | Errors | Fakes | Kinds | Mistakes | Parallel Issues | Printers Waste | Quality |
 |
Knowledge / Prints / Postage Stamp Embossings / Quality |
postage stamp embossing quality: subjective assessment of the quality of all properties of a postage stamp embossing |
|||||
 |
 |
 |
 |
 |
 |
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 |
||
   |
   |
   |
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 |
 |
 |