Stamps of St. Thomas & Prince Islands, 50r denom
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postage
1869 unwmk p. 12.5
| - | 50r | yelgrn | Portuguese crown |
1881
| - | 50r | dpbl | Portuguese crown |
1887 p. 13.5
| - | 50r | bl | King Luís I |
1889 ovpted
| - | 50r on 40r | choc | King Luís I | — | — |
1895 p. 12.5
| - | 50r | ltbl | King Carlos |
1898 1898 issue p. 11.5
| - | 50r | bl | King Carlos | |||
| - | 50r | brn | King Carlos (1903) |
1902 1902a provisional issue ovpted
| - | 50r | bl | ovpt, King Carlos |
1905 ovpted
| - | 50r on 65r | dlbl | King Carlos |
1911 1911 republica issue ovpted
| X | 50r | brn | ovpt, King Carlos |
1912 Manuel II issue ovpted (no wmk info) (no perf info)
| - | 50r | on 50r-Manuel II-unissued (0), Manuel II |
postage due
1904 1904 due issue unwmk
| - | 50r | olbrn & blk |
1911 1911 due issue p. 11.5x12
| - | 50r | olbrn & blk |
1913 1913 due issue (no wmk info) p. 11.5
| - | 50r | olbrn & blk |
1920, May 18 unwmk p. 14
| - | 50r | olbrn & blk |
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