Portugal
0.08 - 0.1$
price on 07.05.2023
| Country: | Portugal |
| Type: | Postage stamps |
| Series: | 7th Centenary of the Death of Pope John XXI |
| Nominal: | 4 $ |
| Year: | 1977 |
| Material: | Esmalte Fosforecente |
| Perforation: | comb 13½ |
| Mintage: | 3,000,000 |
7th Centenary of the Death of Pope John XXI
 Pope John XXI Enthroned 0.08$ |  Petrus Hispanus, the Physician 0.31$ |