The administration of nitrous oxide and oxygen for dental operations / by Frederick W. Hewitt.
- Hewitt, Frederic W. (Frederic William), Sir, 1857-1916.
- Date:
- 1901
Licence: Public Domain Mark
Credit: The administration of nitrous oxide and oxygen for dental operations / by Frederick W. Hewitt. Source: Wellcome Collection.
Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.
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