Portugal
0.66 - 0.79$
price on 07.05.2023
Sixth International Congress of Tropical Medicine and Malaria
| Country: | Portugal |
| Type: | Postage stamps |
| Series: | Tropical Medicine |
| Nominal: | 2.50 $ |
| Year: | 1958 |
| Material: | Esmalte |
| Perforation: | comb 13½ |
| Mintage: | 2,000,000 |
Tropical Medicine
 Institute for Tropical Medicine, Lisboa 0.09$ |  Institute for Tropical Medicine, Lisboa 0.66$ |