Dr John Lettsom, born to a Quaker family on Jost van Dyke, was the founder of the London (British) Medical Society and the Royal Humane Society.
Publicación bimestral sobre la gestión de los negocios
Dr John Lettsom, born to a Quaker family on Jost van Dyke, was the founder of the London (British) Medical Society and the Royal Humane Society.
