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Introduction of the arc light (0 ч 1 мин, 1 янв 1846 г. – 0 ч 1 мин, 31 дек 1846 г.)

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11 дек 2017

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0 ч 1 мин, 1 янв 1846 г.

0 ч 1 мин, 31 дек 1846 г.

~ 12 months

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