Stamps of Ivory Coast, 18 base day
1 to 28 of 28
postage
1961, Nov 18 unwmk (no perf info)
| - | 25fr | Ayame Dam |
1971, Dec 18 Electricity Works Centre, Akovai-Santai issue
| - | 35fr | multi | Workers on power pole |
1972, Mar 18 Technical Cooperation Week issue
| - | 35fr | multi | workers & gear |
1976, Sep 18
| - | 65fr | multi | cashew nut |
1978, Sep 18 Educational Television issue
| - | 60fr | multi | ||||
| - | 65fr | multi |
1978, Oct 18 1st Anniversary of Discovery of Oil in Ivory Coast issue
| - | 60fr | multi | ship Astragale | |||
| - | 65fr | multi | ||||
| - | 500fr | multi | — | — |
1980, Oct 18 President Houphouet-Boigny 75th issue (5 stamps)
| - | 60fr | multi | ||||
| - | 65fr | multi | ||||
| - | 70fr | multi | ||||
| - | 150fr | multi | ||||
| - | 300fr | multi |
1981, Oct 18 World Food Day issue
| - | 100fr | multi |
1985, Jun 18 20th Anniversary of African Development Bank issue
| - | 100fr | multi | ||||
| - | 125fr | multi |
1988, Apr 18 15th Francophone Cardiological Congress issue
| - | 195fr | blk & red |
1990, Jan 18 10th Anniversary of Pan-African Postal Union issue
| - | 155fr | multi |
1991, May 18 Stamp Day 1991 issue
| - | 150fr | multi |
2001, Jun 18 Carved Wood Columns from the National Museum in Abidjan issue
| - | 100fr | multi | ||||
| - | 180+20fr | multi | Surcharged | |||
| - | 300+20fr | multi | Surcharged | |||
| - | 400+20fr | multi | Surcharged |
2005, Jul 18 10th General Assembly of the Afrosai issue
| - | 250fr | multi | — | — | ||
| - | 350fr | multi | — | — |
airmail
1980, Oct 18 President Houphouet-Boigny 75th issue
| - | 2000fr | sil | ||||
| - | 3000fr | gld |
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