Principles and practice of filling teeth / by C.N. Johnson.
- Johnson, Charles Nelson, 1860-1938
- Date:
- 1919
Licence: In copyright
Credit: Principles and practice of filling teeth / by C.N. Johnson. Source: Wellcome Collection.
302/306 (page 288)
Licence: In copyright
Credit: Principles and practice of filling teeth / by C.N. Johnson. Source: Wellcome Collection.