Chinese manuscript Wen Wu erh-ti chiu-chieh chen-ching.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Chinese manuscript Wen Wu erh-ti chiu-chieh chen-ching. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Chinese manuscript Wen Wu erh-ti chiu-chieh chen-ching. Wellcome Collection. Source: Wellcome Collection.