21 фев 1794 г. - 1794 Eli Whitney patents the cotton gin.
Описание:
Eli Whitney creates a machine that makes it much easier to separate cotton seeds from cotton fiber. It greatly reduces the time it takes to clean cotton and helps the southern states make more money from cotton crops.Добавлено на ленту времени:
Дата:
21 фев 1794 г.
Сейчас
~ 231 г назад