Discovery by the late Dr. Horace Wells of the applicability of nitrous oxyd gas, sulphuric ether and other vapors in surgical operations : nearly two years before the patented discovery of Drs. Charles T. Jackson and W.T.G. Morton.

Licence: Public Domain Mark

Credit: Discovery by the late Dr. Horace Wells of the applicability of nitrous oxyd gas, sulphuric ether and other vapors in surgical operations : nearly two years before the patented discovery of Drs. Charles T. Jackson and W.T.G. Morton. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)