Pa Kua, Symbol of Yang and Yin
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Pa Kua, Symbol of Yang and Yin. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Pa Kua, Symbol of Yang and Yin. Wellcome Collection. Source: Wellcome Collection.