The Helix Nebula
96%
| Country: | Armenia |
|---|---|
| Issue: | Armenia - Regional Astronomical Center |
| Date: | 2017-07-27 |
| Paper: | chalky |
| Print: | Offset lithography |
| Size: | 140 x 110 |
| Perforation: | comb 13 x 13¼ |
| Emission: | Commemorative |
| Format: | Full Pane |
| Face Value: | 8*280 Armenian dram |