Poland
0.43 - 0.52$
price on 09.10.2022
| Country: | Poland |
| Type: | Postage stamps |
| Series: | 1000 years of the Polish mining industry |
| Nominal: | 2.50 zł |
| Year: | 1961 |
| Size: | 28 x 41 mm |
| Perforation: | comb 11 x 11¼ |
| Mintage: | 500,000 |
1000 years of the Polish mining industry
 Seal of kopasyni Family 0.29$ |  Seal of Bytom,14th century |  Emblem of Intl. Miners Congress 0.43$ |