Channel chart: Meeting points of the 8 Extraordinary Channels
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Channel chart: Meeting points of the 8 Extraordinary Channels. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/L0037953/full/800%2C/0/default.jpg)
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Channel chart: Meeting points of the 8 Extraordinary Channels. Wellcome Collection. Source: Wellcome Collection.