Acumoxa chart: Location of the fengchi and fengfu points
Licence: Public Domain Mark
Credit: Acumoxa chart: Location of the fengchi and fengfu points. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/L0037994/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Acumoxa chart: Location of the fengchi and fengfu points. Wellcome Collection. Source: Wellcome Collection.