Chinese manuscript Pi-ts'ang I-shu chu-yu shih-san k'o
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Chinese manuscript Pi-ts'ang I-shu chu-yu shih-san k'o. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Chinese manuscript Pi-ts'ang I-shu chu-yu shih-san k'o. Wellcome Collection. Source: Wellcome Collection.