Stamps of Costa Rica, 12 base month
1 to 50 of 301
postage
1936, Dec 5 unwmk p. 12
| X | 5c | grn | ships & map of Cocos Island | |||
| X | 10c | car | ships & map of Cocos Island |
1940, Dec 2 Health Day 1940 issue (5 stamps)
| - | 5c | w. unwmk | ||||
| - | 10c | — | — | |||
| - | 20c | w. unwmk | ||||
| - | 40c | w. unwmk | ||||
| - | 55c | w. unwmk |
1941, Dec 2 1941 provisional issue ovpted (no wmk info) (no perf info) (5 stamps)
| - | 15c | on 25c (14) | — | — | ||
| - | 15c | on 35c (3) | — | — | ||
| - | 15c | on 40c (16) | — | — | ||
| - | 15c | on 2col (9) | — | — | ||
| - | 15c | on 5col (10) | — | — |
1983, Dec 5 Christmas 1983 issue p. 13.25 (6 stamps)
| - | 1.50col | multi | — | — | ||
| - | 1.50col | multi | w. unwmk | |||
| - | 1.50col | multi | w. unwmk | |||
| - | 1.50col | multi | w. unwmk | |||
| - | 1.50col | multi | — | — | ||
| - | 1.50col | multi | — | — |
1983, Dec 19
| X | 8.50col | multi | fisherman | — | — |
1983, Dec 19 Fisheries Development issue unwmk
| - | 8.50col | multi |
1984, Dec 7 Christmas 1984 issue p. 10.5
| - | 3col | multi | ||||
| - | 3col | multi |
1984, Dec 19 20th Costa Rica Cycle Race issue p. 13.5
| - | 6col | multi |
1985, Dec 3 Orchids 1985 issue - orchids (1985 Costa Rica) p. 10.5
| - | 6col | multi | Brassia arcuigera | |||
| - | 6col | multi | Encyclia peraltensis | |||
| - | 6col | multi | Maxillaria especie | |||
| - | 13col | multi | Stanhopea ecornuta |
1985, Dec 3 11th National Stamp Exhibition issue p. 13.25
| - | 20col | multi |
1985, Dec 12 Christmas 1985 issue p. 10.5
| - | 3col | multi |
1986, Dec 16 Bats and Frogs issue (9 stamps)
1987, Dec 2 Award of Nobel Peace Prize to President Oscar Arias Sanchez issue p. 10.5
| - | 10col | multi | President Arias and National Flag |
1987, Dec 22 International Year of Shelter for the Homeless issue
| - | 1col | multi |
1988, Dec 26 100th Anniversary of National Meteorological Institute issue
| - | 2col | multi |
1990, Dec 6 150th Anniversary of the Penny Black issue
| - | 50col | multi |
1990, Dec 18 100th Anniversaries of Hospitals issue (no perf info)
| - | 50col | multi | St Vincent de Paul Hospital Heredia | |||
| - | 100col | multi | Natl Psychiatric hospital |
1990, Dec 21 America 1990 issue p. 10.5
| - | 18col | multi | Ara macao | |||
| - | 18col | multi | Ara ambigua | |||
| - | 24col | multi | Tabebuia ochracea | |||
| - | 24col | multi | Cassia grandis |
1992, Dec 15 America 1992 issue p. 11.5
| - | 15col | multi | Anolis townsendi | |||
| - | 35col | multi | Pinaroloxias inornata |
1 to 50 of 301