1 янв 1420 г. - (Cranes) Hoist
Описание:
In 1420 to aid the building of the great Duomo upon the Florence cathedral Filippo Brunelleschi invented a crane looking hoist to help materials up. A horse would turn a cog to raise the material.Добавлено на ленту времени:
Дата:
1 янв 1420 г.
Сейчас
~ 606 г назад