Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
The duration of human life and its three eras : when men attained to more than nine hundred years of age when they attained to only four hundred and fifty when they reached to only three-score years and ten shewing the probable causes and material agents that have shortened the lives of the human race, and the barriers that prevent a return to the longevity of the early patriarchs / by Joel Pinney. Public Domain Mark. Source: Wellcome Collection.