Manual of the discovery, manufacture, and administration of nitrous oxide, or laughing gas in its relations to dental or minor surgical operations, and particularly for the painless extraction of teeth / by F.R. Thomas.

Licence: Public Domain Mark

Credit: Manual of the discovery, manufacture, and administration of nitrous oxide, or laughing gas in its relations to dental or minor surgical operations, and particularly for the painless extraction of teeth / by F.R. Thomas. Source: Wellcome Collection.

Provider: This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.