1. Physiological mysteries and revelations in love, courtship and marriage: an infallible guide-book for married and single persons, in matters of the utmost importance to the human race Author(s): Becklard, Eugène. Publication: New York : Holland & Glover, 1844 [i.e. 1845] Subject(s): Sex EducationSexual BehaviorMasturbation
2. Physiological mysteries and revelations in love, courtship and marriage: an infallible guide-book for married and single persons, in matters of the utmost importance to the human race Author(s): Becklard, Eugène. Publication: New York : [s.n.], 1842 Subject(s): Sex EducationSexual Behavior
