Stamps of Spanish Guinea, 18 base day
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postage
1955, Jan 18 Bulfy 100th issue unwmk (no perf info)
| - | 60c | |||||
| - | 1p |
1955, Jul 18
| X | 5c | olbrn | Palace of Pardo | |||
| X | 15c | brnlake | Palace of Pardo | |||
| X | 80c | prusgrn | Palace of Pardo |
airmail
1941, Jun 18 ovpted (no wmk info)
| - | 1p | on type=revenue-17p (0) |
1952, Jul 18 500th anniversary of the birth of King Ferdinand issue unwmk
| - | 5p | King Ferdinand |
1 to 7 of 7