1. The obstetric catechism: containing two thousand three hundred and forty-seven questions and answers on obstetrics proper Author(s): Warrington, Joseph, -1888 Publication: Philadelphia : J. B. Lippincott & Co., 1860 Subject(s): Obstetrics
2. The obstetric catechism Author(s): Warrington, Joseph, -1888 Publication: Philadelphia : J.G. Auner, 1842 Subject(s): Obstetrics
