Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
A treatise of the nature and use of the bitter purging salt. : Easily known from all counterfeits by its bitter taste. / Written originally in Latin, by Nehemiah Grew, Doctor in Physick, Fellow of the College of Physicians and of the Royal Society. And done into English. Public Domain Mark. Source: Wellcome Collection.