Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
A supplement to the Pharmacopoeia: being a treatise on pharmacology in general. Including not only the drugs and compounds which are used by practitioners of medicine, but also those which are sold by chemists, druggists, and herbalists, for other purposes ... / by Samuel Frederick Gray. Public Domain Mark. Source: Wellcome Collection.