Attribution 4.0 International (CC BY 4.0)
You can use this work for any purpose, including commercial uses, without restriction under copyright law. You should also provide attribution to the original work, source and licence. Read more about this licence.
Credit
Advert for Fry's Pure Concentrated Cocoa showing a young girl with her eyes closed (the second image shows the young girl with her eyes open and a cup of Cocoa in her hand). Wellcome Collection. Attribution 4.0 International (CC BY 4.0). Source: Wellcome Collection.