LSE4086128 Portrait of Dr. Castaing, poisoner. He used morphine salt, hydrochloride to kill his friend Hippolyte Ballet in 1823. It was executed in Paris in 1824. Lithograph by Engelmann from a sketch made in the November 11 session. by Engelmann, Gottfried or Godefroy (1788-1839); Private Collection; (add.info.: Portrait of Dr. Castaing, poisoner. He used morphine salt, hydrochloride to kill his friend Hippolyte Ballet in 1823. It was executed in Paris in 1824. Lithograph by Engelmann from a sketch made in the November 11 session.); Photo byLeonard de Selva.