Portugal
Shade variant not listed in Mundifil
| Country: | Portugal |
| Type: | Postage stamps |
| Series: | King Luis I (1870-1876) |
| Nominal: | 20 R |
| Year: | 1871 |
| Material: | ordinary |
| Size: | 25 x 27 mm |
| Perforation: | 12¾ |
