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postage
1919, Aug 5 Poznan 1 issue ovpted on stamps of Germany (no wmk info) (no perf info)
| - | 10pf | on 25pf (9) | ||||
| - | 10pf | on 40pf (5) |
1919, Sep 15 Poznan 2 issue ovpted on stamp of Germany wmk. lozenges
| - | 10pf on 7 1/2pf | redorg | Germania |
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