On the safe abolition of pain in labour and surgical operations : by anaesthesia with mixed vapours / By Robert Ellis.

Licence: Public Domain Mark

Credit: On the safe abolition of pain in labour and surgical operations : by anaesthesia with mixed vapours / By Robert Ellis. Source: Wellcome Collection.

Provider: This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.