Portugal
| Country: | Portugal |
| Type: | Postage stamps |
| Series: | Great Figures of Republican Thought (I) |
| Nominal: | 19.50 $ |
| Year: | 1979 |
| Material: | Esmalte |
| Perforation: | comb 12½ x 12 |
| Mintage: | 500,000 |
Great Figures of Republican Thought (I)
 Antonio Jose de Almeida 0.09$ |  Afonso Costa 0.09$ |  Teofilo Braga 0.11$ |  Bernardino Machado 0.35$ |
 Joao Chagas |  Elias Garcia (1830-1891) 0.34$ |