Identifier: 67240830R.nlm.nih.gov Title: The principles and practice of obstetrics Year: 1864 (1860s) Authors: Hodge, Hugh L. (Hugh Lenox), 1796-1873 Subjects: Obstetrics Obstetric Surgical Procedures Pregn Mehr
Identifier: rntgenraysinmedi1907wals (find matches) Title: The Röntgen rays in medical work Year: 1907 (1900s) Authors: Walsh, David Subjects: X-rays Radiography X-Rays Radiography Publisher: New York : Wi Mehr