Stamps, national industries design type
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Costa Rica
airmail1954, Sep 1 1954 air issue - national industries (20 stamps)
| X | 5c | red & blk | refinery making vegetable oils, w. unwmk | |||
| X | 10c | dkbl & blk | pottery, w. unwmk | |||
| X | 15c | grn & blk | sugar factory, w. unwmk | |||
| X | 20c | vio & blk | Soap, w. unwmk | |||
| X | 25c | mag & blk | w. unwmk, p. 13 | |||
| X | 30c | pur & blk | w. unwmk, p. 13 | |||
| X | 35c | redvio & blk | w. unwmk | |||
| X | 40c | blk | w. unwmk | |||
| X | 45c | dkgrn & blk | w. unwmk, p. 13 | |||
| X | 50c | viobrn & blk | w. unwmk | |||
| X | 55c | yel & blk | w. unwmk | |||
| - | 60c | brn & blk | w. unwmk | |||
| X | 65c | car & blk | w. unwmk | |||
| X | 75c | vio & blk | w. unwmk | |||
| - | 80c | w. unwmk, p. 13 | ||||
| X | 1col | bl & blk | w. unwmk | |||
| - | 2col | w. unwmk | ||||
| X | 3col | olgrn & blk | w. unwmk | |||
| X | 5col | blk | p. 13x12.5 | 1.00–10. | 1.00–10. | |
| - | 10col | yel & blk | p. 13x12.5 | 1.00–10. | 1.00–10. |
1956, Feb 17 1956 air issue - national industries p. 12
| X | 5c | ultra & blk | — | — | ||
| X | 10c | viobl & blk | w. unwmk | |||
| X | 15c | orgyel & blk | w. unwmk | |||
| X | 75c | redorg & blk | w. unwmk |
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