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| Start / | Knowledge / | Cancellation Kinds / |
| Accidentals | Differences | Errors | Fakes | Kinds | Parallel Issues | Quality |
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Knowledge / Cancellation Kinds / Handwritten Cancellations / Differences |
Handwritten Cancellation Difference: common term for two the same postage stamps with no handwritten cancellation agreement |
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Handwritten Cancellation Alignment Difference: common term for two the same postage stamps with no handwritten cancel-lation alignment agreement |
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