Stamps of Danzig, 29th of any month of any year
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postage
1939, Apr 29 scientists (1939) wmk. swastikas (no perf info)
| X | 10pf | Gregor Mendel | ||||
| X | 15pf | Robert Koch | ||||
| X | 25pf | Wilhelm Konrad Röntgen |
airmail
1920, Sep 29 ovpted wmk. lozenges p. 14x14.25
| X | 40pf | carrose | ovpt, Germania | |||
| X | 60pf on 40pf | carrose | Germania | |||
| X | 1m on 40pf | carrose | Germania |
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