Second industrial revolutiond (1 янв 1850 г. – 1 янв 1970 г.)
Описание:
Electricity became a big thing. Many industries grew, Electricity made manufacturing so much easier. In a sense, it was a great increase from the 1st revolution.Добавлено на ленту времени:
Дата:
1 янв 1850 г.
1 янв 1970 г.
~ 120 years