Advertisement for 'Koko for the Hair'
Licence: In copyright
Credit: Advertisement for 'Koko for the Hair'. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/L0049207/full/800%2C/0/default.jpg)
Licence: In copyright
Credit: Advertisement for 'Koko for the Hair'. Wellcome Collection. Source: Wellcome Collection.