| 1962-05-21 | Bulgarian Teachers' Congress |
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perf. 10 1/4; |
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oběh 150 000 |
* LC# - Каталог на СП "Българска филателия и нумизматика"
Mi# - MICHEL Briefmarken Kataloge
Sc# - Scott Postage Stamp Catalog
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| Kompletní série (1) | | |
1.69 Kč
kupte celou
sérii čistou |
n.a. used |
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| Varianty, kuriozity, obálky | |
| FDCs, numbered, red seal, Bulgarian Teachers Congress | n.a. MNH | n.a. used |
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