Chinese manuscript Cheng-jen Ming-t'ang t'u.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Chinese manuscript Cheng-jen Ming-t'ang t'u. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Chinese manuscript Cheng-jen Ming-t'ang t'u. Wellcome Collection. Source: Wellcome Collection.