Stamps of Costa Rica, 2.15col denom
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airmail
1975, Mar 7 1st Central American Orchids Exhibition issue unwmk p. 13.5
| - | 2.15col | multi | Warcewiczella discolor |
1978, Nov 1 1st Pan Am flight in Costa Rica 50th issue (no perf info)
| - | 2.15col | multi | Warcewiczella discolor |
1978, Nov 1 Lindbergh visit 50th issue
| - | 2.15col | multi | Warcewiczella discolor |
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