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postage
1920 1920a issue thin laid paper unwmk p. 9-14.5
| X | 20m | graygrn | Polish cavalryman |
1920 1920b issue
| X | 20m | red | sower & rainbow |
1922
| X | 20m | car | sower & rainbow redrawn | — | — |
1922, Jun 19 Silesian plebiscite issue
| X | 20m | dpvio | miner |
postage due
1921, Jan 25 1921 due ovpt issue ovpted (no wmk info) (no perf info)
| - | 20m | on 10h (9) | ||||
| - | 20m | on 50h (8) |
1921, Apr 15 1921 due issue unwmk
| X | 20m | blblk | eagle over numeral |
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