Romania
0.07 - 0.08$
price on 11.10.2022
| Country: | Romania |
| Type: | Postage stamps |
| Series: | 100 Years of Petroleum Industry |
| Nominal: | 20 Romanian ban |
| Year: | 1957 |
| Size: | 34 x 28 mm |
| Perforation: | comb 13½ x 14 |
| Mintage: | 1,000,000 |
100 Years of Petroleum Industry
 Refinery & drill towers 0.07$ |  Refinery & drill towers 0.09$ |  Petroleum extraction in ancient times 0.1$ |