National Science and Technology Day issue of Costa Rica
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Short desc: National Science and Technology Day
Issuer: Costa Rica Date: 7/31/1987 Occasion: unset Consists of 1 stamp: (See stamps as list) 8col All are perf=10.5 |
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Short desc: National Science and Technology Day
Issuer: Costa Rica Date: 7/31/1987 Occasion: unset Consists of 1 stamp: (See stamps as list) 8col All are perf=10.5 |
