| 2012-04-07 | 20th National Antarctic Expedition S/s | | format 100x88 mm; perf imperf; Design Stefan Gruev |
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65st. | penguin , seal | | |  |
| 5 100 copies, |
| | Complete set (1) | | | 4.81 ˆ buy all set MNH | n.a. used | |
| Variations, Errors, FDCs | |
0 st.. | 20th National Antarctic Expedition black zero S/s | ask for MNH | n.a. used |
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| 1000 copies,perforation imperf, | |
0 st.. | 20th National Antarctic Expedition blue zero S/s | ask for MNH | n.a. used |
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| 1000 copies,perforation imperf, |
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