Stamps of Rio de Oro, 0 perf
51 to 100 of 145
postage
1909 King Alfonso XIII unwmk (no perf info) (7 stamps)
| - | 25c | King Alfonso XIII | — | — | ||
| X | 30c | King Alfonso XIII | — | — | ||
| - | 40c | King Alfonso XIII | — | — | ||
| - | 50c | King Alfonso XIII | — | — | ||
| - | 1p | King Alfonso XIII | — | — | ||
| - | 4p | King Alfonso XIII | — | — | ||
| - | 10p | King Alfonso XIII | — | — |
1910 1910 issue ovpted
| - | 10c on 5p | dlbl | King Alfonso XIII | — | — | |
| - | 10c on 10p | rose | King Alfonso XIII | — | — | |
| - | 15c on 4p | blgrn | King Alfonso XIII | — | — | |
| - | 15c on 3p | dlvio | King Alfonso XIII | — | — |
1911 1911 issue ovpted King Alfonso XIII (6 stamps)
| - | 2c on 4p | dkbl | King Alfonso XIII | — | — | |
| - | 5c on 10p | grn | King Alfonso XIII | — | — | |
| - | 10c on 3p | blgrn | King Alfonso XIII | — | — | |
| - | 10c on 2p | dlvio | King Alfonso XIII | — | — | |
| - | 15c on 3p | blgrn | King Alfonso XIII | — | — | |
| - | 15c on 5p | red | King Alfonso XIII | — | — |
1912 1912 issue King Alfonso XIII (13 stamps)
| - | 1c | King Alfonso XIII | .20 | |||
| - | 2c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 5c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 10c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 15c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 20c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 25c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 30c | dkvio | King Alfonso XIII | .20–.30 | .20 | |
| - | 40c | blgrn | King Alfonso XIII | .20–.30 | .20 | |
| - | 50c | lake | King Alfonso XIII | .20–.30 | .20 | |
| X | 1p | orgred | King Alfonso XIII | 1.00–10. | .30–1.00 | |
| X | 4p | cl | King Alfonso XIII | 1.00–10. | 1.00–10. | |
| X | 10p | brn | King Alfonso XIII | 1.00–10. | 1.00–10. |
1914 1914 issue King Alfonso XIII (13 stamps)
| - | 1c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 2c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 5c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 10c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 15c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 20c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 25c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 30c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 40c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 50c | King Alfonso XIII | .20–.30 | .20 | ||
| - | 1p | King Alfonso XIII | 1.00–10. | 1.00–10. | ||
| - | 4p | King Alfonso XIII | 1.00–10. | 1.00–10. | ||
| - | 10p | King Alfonso XIII | 1.00–10. | 1.00–10. |
1917 ovpted King Alfonso XIII (7 stamps)
| - | 1c | ovpt, King Alfonso XIII | — | — | ||
| - | 2c | ovpt, King Alfonso XIII | — | — | ||
| - | 5c | ovpt, King Alfonso XIII | — | — | ||
| - | 10c | ovpt, King Alfonso XIII | — | — | ||
| - | 15c | ovpt, King Alfonso XIII | — | — | ||
| - | 20c | ovpt, King Alfonso XIII | — | — | ||
| - | 25c | ovpt, King Alfonso XIII | — | — |
51 to 100 of 145