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| Start / | Knowledge / | Stamps / |
| Categories | Category Changes | Changes | Designs | Differences | Do It Yourself Postage Stamps | Fakes | Issue Occasions |
| Kinds | Parallel Issues | Quality | Shapes | Sizes | Semi-postal Postage Stamps Issue Occasions | ||
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Knowledge / Stamps / Postage Stamps / Category Changes |
Postage Stamp Category Change: postage stamp converted time-shifted into a different category of postage stamp |
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Change Long Term Postage Stamp To Commemorative Postage Stamp: long term postage stamp converted time-shifted into a commemorative postage stamp |
Change Official Postage Stamp To Definitive Postage Stamp: official postage stamp convert-ed time-shifted into a definitive postage stamp |
Change Definitive Postage Stamp To Official Postage Stamp: definitive post-age stamp converted time-shifted into an official postage stamp |
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Without overprint: long term postage stamp |
Without overprint: official postage stamp |
Without overprint: definitive postage stamp |
Change Definitive Postage Stamp To Express Delivery Postage Stamp: definitive postage stamp converted time-shifted into a express delivery postage stamp |
Change Definitive Postage Stamp To Parcel Post Postage Stamp: definitive postage stamp converted time-shifted into a parcel post postage stamp |
Change Air Post Postage Stamp To Air Post Semi-postal Postage Stamp: air post postage stamp converted time-shifted into an air post semi-postal postage stamp |
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Without overprint: definitive postage stamp |
Without overprint: definitive postage stamp |
Without overprint: air post postage stamp |
Change Air Post Postage Stamp To Parcel Post Postage Stamp: air post postage stamp converted time-shifted into a parcel post postage stamp |
Change Parcel Post Postage Stamp To Definitive Postage Stamp: parcel post postage stamp converted time-shifted into a definitive postage stamp |
Change Public Postage Stamp To Off-ice Duty Postage Stamp: public postage stamp converted time-shifted into an office duty postage stamp |
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Without overprint: air post postage stamp |
Until 30.06.1913: parcel post postage stamp |
Until 19.01.1922: public postage stamp |
Change Commemorative Postage Stamp To Air Post Postage Stamp: commemorative postage stamp convert-ed time-shifted into an air post postage stamp |
Change Commemorative Postage Stamp To Commemorative Semi-postal Postage Stamp: commemorative postage stamp con-verted time-shifted into a commemorative semi-postal postage stamp |
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Without overprint: commemorative postage stamp |
Without overprint: commemorative postage stamp |
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