Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Saint Louis, King Louis lX of France: a family tree of the House of Bourbon showing the descendants of King Louis and Marguerite de Provence, and of Jean de Bourgogne and Agnès de Bourbon (Agnès de Dampierre). Engraving, 1615. Wellcome Collection. Public Domain Mark. Source: Wellcome Collection.