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The Sky At Night
Продолжается70 сезоновBBC Four
Сезон 1998, Серия 13
Timekeeping By Starlight
30 мин.
A report on the 1998 Leonids and how to make a nocturnal clock to tell the time at night.
A report on the 1998 Leonids and how to make a nocturnal clock to tell the time at night.
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