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23 ч 50 мин, 31 дек 1859 г. - Telegraphic Optical Systems (use of flags, or traffic lights)

Добавлено на ленту времени:

jose luis herrera lozada

ByLuis Edko Herr
11 окт 2017

Дата:

23 ч 50 мин, 31 дек 1859 г.
Сейчас
~ 164 г назад
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