On the use of anaesthetics in midwifery Barker, Fordyce, 1819-1891. Midwifery Anesthesia [New York : s.n., 1861] Addresses Text p. [251]-268 nlm:nlmuid-101161694-bk 101161694 http://resource.nlm.nih.gov/101161694 English The National Library of Medicine believes this item to be in the public domain : https://creativecommons.org/publicdomain/mark/1.0/