27 giug 1837 anni - John Deere Developes Steel Plow
Descrizione:
an invention that contributed greatly to the agricultural world. It allowed farmers to cultivate crops more efficiently because the smooth texture of the steel blade would not allow the soil of the Great Plains to stick as the cast iron plow did.Aggiunto al nastro di tempo:
Data:
27 giug 1837 anni
Adesso
~ 188 years ago