John Dee's crystal, used for clairvoyance & healing, 17th C
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: John Dee's crystal, used for clairvoyance & healing, 17th C. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: John Dee's crystal, used for clairvoyance & healing, 17th C. Wellcome Collection. Source: Wellcome Collection.