Pre-Mechanical Age (1 янв 3000 г. до нашей эры – 1 янв 1450 г.)
Описание:
Keeping account of information included to pictographs and imagery. Usually non-formal accounts and writing dominates this time period for people not in ruling classes, generally literacy is low.https://ehs.siu.edu/_common/documents/IT%20newsletter/vol-2-no-29.pdf
Добавлено на ленту времени:
Дата:
1 янв 3000 г. до нашей эры
1 янв 1450 г.
~ 4452 years