This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Yen Lipen . Emperor Wu of Northern Zhou Yorck century Yan Lipen Other versions file Zhou Wu Tang org html PDArt PDArtYorckProject Thirteen Emperors Scroll Art of the Northern Zhou Dynasty Min gun
Page 2023 Free-images.com. All images are Public Domain