1. An improved self-retaining rectal and vaginal speculum Author(s): Erich, Aug. F. (Augustus Frederick), 1837-1886, author Publication: Cincinnati : The Cincinnati Lancet Press Print, 1881 Subject(s): Surgical InstrumentsGynecological ExaminationGenital Diseases, Female -- surgeryRectal Diseases -- surgeryRectal Diseases -- diagnosis
2. The value of Hegar's sign of pregnancy Author(s): Long, John Wesley, 1859-1926, author Publication: [Buffalo?] : [publisher not identified], [1894?] Subject(s): Pregnancy Tests -- methodsGynecological ExaminationCervix Uteri
