Stamps of Poland, Workers Party Congress issue
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postage
1948, Dec 8 Workers Party Congress issue unwmk p. 9-14.5 (6 stamps)
| X | 5z | crim | Two workers holding a flag | |||
| - | 5z | pur | Two workers holding a flag | |||
| X | 15z | grayvio | Marx Engels Lenin & Stalin | |||
| - | 15z | brtbl | Marx Engels Lenin & Stalin | |||
| X | 25z | dkgrn | Ludwik Warynski | |||
| - | 25z | olgrn |
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