From India to the planet Mars: A study of a case of somnambulism with…

A scientific publication written in the late 19th century. The work examines the phenomena surrounding a medium named Hélène Smith, who demonstrates remarkable psychic abilities, including automatic writing and visions. The author, a professor of psychology, seeks to analyze her experiences and the implications they may have for our understanding of consciousness and the paranormal. The opening of the text introduces the