Improvements in self-acting combined spittons and wash bowls or the like principally for dental purposes / [Lester Fred Lerchner].
- Lerchner, Lester Fred.
- Date:
- 1902
Licence: Public Domain Mark
Credit: Improvements in self-acting combined spittons and wash bowls or the like principally for dental purposes / [Lester Fred Lerchner]. Source: Wellcome Collection.
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