Stamps of Upper Volta, 24 Jun 1976
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postage
1976, Jun 24 Viking Program issue unwmk (no perf info) (5 stamps)
| - | 30fr | Viking probe on Mars | ||||
| - | 55f | multi | Viking probe | |||
| - | 75f | multi | Operation Viking on Mars | |||
| - | 200fr | Construction of a Viking probe | ||||
| - | 300fr | Viking probe before landing |
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