The administration of nitrous oxide and oxygen for dental operations / by Frederic W. Hewitt.
- Hewitt, Frederic W., (Frederick William), Sir, 1857-1916.
- Date:
- [1897]
Licence: Public Domain Mark
Credit: The administration of nitrous oxide and oxygen for dental operations / by Frederic W. Hewitt. Source: Wellcome Collection.
Provider: This material has been provided by King’s College London. The original may be consulted at King’s College London.
1/124