Romania
15 - 18$
price on 13.10.2022
| Country: | Romania |
| Type: | Postal blocks |
| Series: | U.P.U. (Universal Postal Union), Centenary |
| Nominal: | 10 L |
| Year: | 1974 |
| Size: | 107 x 80 mm |
| Perforation: | Imperforate |
| Mintage: | 30,000 |
U.P.U. (Universal Postal Union), Centenary
 Modern post office 1.4$ |  UPU Emblem and Modes of Transport 15$ |