1. Emptying the uterine cavity by artificial dilatation: a new bag for its accomplishment Author(s): Pyle, John S., author Publication: [New York?] : [publisher not identified], [1893?] Subject(s): Labor, Induced -- instrumentationDilatation -- instrumentationCervix Uteri
2. A new cervical dilator Author(s): Upshur, John N. (John Nottingham), 1848-1924, author Publication: [New York?] : J.D. Emmet and A.H. Buckmaster, [1895] Subject(s): Dilatation -- instrumentationCervix Uteri
