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| Accidentals | Changes | Differences | Errors | Fakes | Kinds | Mistakes | Parallel Issues | Printers Waste | Quality | Sizes |
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Knowledge / Se-tenants / Differences |
Se-tenant Difference: common term for two se-tenants with no agreement |
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Se-tenant Colour Difference: common term for two the same se-tenants with the same postage stamps with no colour agreement |
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Se-tenant Text Difference: common term for two the same se-tenants with the same postage stamps with no text agreement |
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Se-tenant Design Difference: common term for two the same se-tenants with no design agreement |
Se-tenant Alignment Difference: common term for two the same se-tenants with no alignment agreement |
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