Energy savings
93%
| Country: | France |
|---|---|
| Issue: | Event |
| Date: | 1978-04-24 |
| Print: | Recess |
| Size: | 36 x 21.45 |
| Perforation: | comb 13 |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 1 French franc |
| Print run: | 10000000 |