1962-08-18 | World Youth Festival, Helsinki |
perf. 10 3/4; |
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copies 200 000 |
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copies 200 000 |
* LC# - Каталог на СП "Българска филателия и нумизматика" Mi# - MICHEL Briefmarken Kataloge Sc# - Scott Postage Stamp Catalog
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Complete set (2) | | |
0.21 € buy all set MNH |
n.a. used |
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Variations, Errors, FDCs | |
| FDCs, numbered, red seal, World Youth Festival, Helsinki | n.a. MNH | n.a. used |
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