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29 фев 1960 г. - 1960 increasing demand for less pollution and cheaper fuel starts the beginning of a gradual decline in the use of coal
Добавлено на ленту времени:
13 ноя 2017
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timeline Aidan 1
coal mining timeline
Дата:
29 фев 1960 г.
Сейчас
~ 64 г назад