Stamps of Costa Rica, 1930
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postage
1930 unwmk p. 12.5
| - | 1c | vio | national monument |
1930
| X | 5c | grn | Post- & Telegraphbuilding San José |
1930 (no wmk info)
| X | 10c | ltcar | Columbus with Queen Isabella | — | — |
airmail
1930 ovpted (no perf info)
| - | 20c | ultra | on 50c-ultra-unissued (0) | |||
| - | 30c | ultra | on 50c-ultra-unissued (0) | — | — |
1930, Mar 11 ovpted unwmk p. 12.5
| - | 8c on 1col | lil & blk | ||||
| - | 20c on 1col | lil & blk | ||||
| - | 40c on 1col | lil & blk | ||||
| - | 1col | lil & blk | ovpt |
1930, Mar 14 ovpted p. 12
| - | 10c | redbrn | ovpt, Columbus soliciting aid |
1930, Mar 19 ovpted (no wmk info) (no perf info)
| - | 1col | org | on type=telegraph-1col-org (0) |
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