1. The science and art of obstetrics Author(s): Parvin, Theophilus, 1829-1898 Publication: Philadelphia : Lea Bros. & Co., 1890 Subject(s): Obstetrics
2. The science and art of obstetrics Author(s): Parvin, Theophilus, 1829-1898 Publication: Philadelphia : Lea Bros. & Co., 1886 Subject(s): Obstetrics
