The institutes of marriage : its intent, obligations, and physical and constitutional disqualifications, anatomically, physiologically, and medically considered : with an exposition of the structure and purposes of the reproductive system, the hereditary transmission of qualities, and the accidents and infirmities / by R.J. Culverwell (M.D., member of the London Royal College of Surgeons, licentiate of the hall, and 23 years resident practitioner in London).