Congo, Republic (Brazzaville), 1986

Stamps
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Congo, Republic (Brazzaville)
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1986 [5]

1986-02-17: Halley's Comet

Edmond Halley (1656-1742), Halley's Comet

Comet West

Comet Ikeya-Seki

Sonde Giotto

Sonde Vega

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