Photo-micrography / by Edmund J. Spitta.
- Spitta, Edmund J. (Edmund Johnson), 1853-1921.
- Date:
- 1899
Licence: Public Domain Mark
Credit: Photo-micrography / by Edmund J. Spitta. Source: Wellcome Collection.
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Licence: Public Domain Mark
Credit: Photo-micrography / by Edmund J. Spitta. Source: Wellcome Collection.