1. The biological basis of menstruation Author(s): Webster, John Clarence, 1863-1950, author Publication: [Montreal] : [publisher not identified], [1897] Subject(s): Menstruation -- physiologySexual BehaviorSexual Behavior, AnimalMammals -- physiologySex Factors
2. Sex development or Sex evolution: love, birth and development Author(s): Bernard, Bernard, 1890- author Publication: Chicago : Health and Life Publications, 1924 Subject(s): Sex EducationReproductive Physiological PhenomenaSexual Behavior, AnimalGenitalia -- physiology
