Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Observations on the phrenological development of Burke, Hare, and other atrocious murderers; measurements of the heads of the most notorious thieves confined in the Edinburgh Jail and Bridewell, and of various individuals, English, Scotch, and Irish, presenting an extensive series of facts subversive of phrenology / Read before the Royal Medical Society of Edinburgh. By Thomas Stone. Public Domain Mark. Source: Wellcome Collection.