17 ore 57 min, 1 gen 1100 anni - the first vertical axis windmills were introduced to Europe and used also to grind grain.
Descrizione:
Europe was first introduced to the vertical windmill. An energy efficient way of creating energy.
Aggiunto al nastro di tempo:
Data:
17 ore 57 min, 1 gen 1100 anni
Adesso
~ 925 years ago