Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
This title, originally published in 1920, second edition in 1924, has been largely forgotten in the history of hypnosis. It is an important account of the early theories discovered by the New Nancy School, widely recognised as the founding school of modern day hypnosis.