190 Psycho-Analysis--The Key to Human Behavior. Fielding.
49 Three Lectures on Evolution. Haeckel.
42 From Monkey to Man.
288 Reflections on Modern Science. Huxley.
202 Survival of the Fittest. H. M. Tichenor.
191 Evolution vs. Religion. Balmforth.
133 Electricity Explained.
92 Hypnotism Made Plain.
53 Insects and Men: Instinct and Reason Darrow.
189 Eugenics. Ellis.
107 How to Strengthen Mind and Memory.
108 How to Develop a Healthy Mind.
109 How to Develop a Strong Will.
110 How to Develop a Magnetic Personality.
111 How to Attract Friends.
112 How to Be a Leader of Others.
140 Biology and Spiritual Philosophy. Tichenor.