21 ч 35 мин, 21 янв 1947 г. - Invention of the Keyboard.
Описание:
Before the keyboard, people used punchcards. the keyboard was invented so people could type information at ease.Добавлено на ленту времени:
Дата:
21 ч 35 мин, 21 янв 1947 г.
Сейчас
~ 77 г назад
