Queen Marie Antoinette and members of the Royal Court at a bucket session (Mesmer's bucket) The Queen is fainted - (Demonstration by Frederic Antoine Mesmer (Franz Anton Mesmer, 1733-1815), German doctor, founder of the theory of animal magnetism known as mesmerism) - Illustration from “The necklace of the queen of Alexandre Dumas pere, 1856 - (Mermerism (Animal magnetism): the queen Marie-Antoinette unconscious during a magnetic therapy session at the court) Illustration Private Collection