The Photoplay / A Psychological Study

The Biology, Physiology and Sociology of Reproduction / Also Sexual Hygiene with Special Reference to the Male

The Book of Religions / Comprising the Views, Creeds, Sentiments, or Opinions, of All the Principal Religious Sects in the World, Particularly of All Christian Denominations in Europe and America, to Which are Added Church and Missionary Statistics, Toget

Religion and Lust / or, The Psychical Correlation of Religious Emotion and Sexual Desire

Studies in Forensic Psychiatry

The Sex Side of Life / An Explanation for Young People