Louis L. Krauss

• Tobacco mysteries exposed and habit conquered
• "Humanity", or, What every father, mother, boy and girl should know
• 1 to 16 elements of life
• 4 methods of birth control and chart
• Doctors and birth control
• Father enlighten thy son
• Humanity
• Humanity - or What Every Father, Mother, Boy and Girl Should Know
• Humanity, or, Human flesh bought and sold
• What? [sic] every boy, every young man, every girl, every young woman should know about sex
• White drug mysteries exposed and the dope habit conquered