Baldwin, Mental Development in the Child and the Race (New York and London: Macmillans).
Mental Defect and Disease.
Maudsley, Pathology of Mind (Macmillans).
Starr, Familiar Forms of Nervous Disease (New York: Wood).
Collins, The Faculty of Speech (Macmillans).
Hirsch, Genius and Degeneration (Appletons).
Tuke, Dictionary of Psychological Medicine (Philadelphia: Blakiston).
Hypnotism and Allied Topics.
Moll, Hypnotism (London: Scott. New York: Scribners).
Binet, Alterations of Personality (New York: Appletons. London: Chapman & Hall).