Otto Siemens. Unterrichtsbuch über die Natürliche Erklärung des Hypnotismus mit Anhang Übersetzter Fremdworte. Leipzig: Verlag modern-wissenschaftlicher Literatur, 1905.
(220 x 145 mm ) pp. 104. First three pages, and last page loose but present. Age toned. Some pages have tail peice decorations. Overall FAIR condition.
Turn of the century book in German on Hypnotism (Textbook on the Natural Explanation of Hypnotism) with practical tips, including asking the imperative question, "Is Hypnotism dangerous?"