Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
A vindication of a late essay on the transmutation of blood, containing the true manner of digestion of our aliments and the aetiology: or, an account of the immediate cause of putrid fevers or agues. As also observations upon the noble specifick Cortex Peruvianus. To which is added ... a dissertation concerning the ... operation of chalybeat medicines in human bodies, in opposition to the receiv'd opinion of their operating by their pondus / [Thomas Knight]. Public Domain Mark. Source: Wellcome Collection.