Jiachen's phase spectrum of the same year · Public domain (via Wikimedia Commons)
Du Yan
Du Yan (1875-1938), courtesy name Yizhai and nickname Youmei, was born in Jiaozuo, Henan Province. He was a modern industrialist, educator and calligrapher in China.
- Category
- Political figures
- Nationality
- Qing Dynasty
- Wikidata
- Q11098831