Portugal
0.25 - 0.3$
price on 07.05.2023
| Country: | Portugal |
| Type: | Postage stamps |
| Series: | Forests - Cycle of Natural Resources |
| Nominal: | 4 $ |
| Year: | 1977 |
| Material: | Esmalte Fosforecente |
| Size: | 35 x 26 mm |
| Perforation: | comb 13½ |
| Mintage: | 3,000,000 |
Forests - Cycle of Natural Resources
 Trees tapped for Resin 0.09$ |  Trees stripped for cork 0.25$ |  Trees and logs 0.93$ |  Trees at seashore as windbreakers 1.7$ |