13 фев 1241 г. - 1241 Cast metal movable type printing - Korea
Описание:
The song dynasty's ceramic tiles that were used for movable type printing were very fragile. But then the Koreans created a new cast metal movable type printing which was much more stronger and durable.Добавлено на ленту времени:
Дата:
13 фев 1241 г.
Сейчас
~ 785 г назад