Practical microscopy / by George E. Davis.
- Davis, George E. (George Edward), -1907.
- Date:
- 1889
Licence: Public Domain Mark
Credit: Practical microscopy / by George E. Davis. Source: Wellcome Collection.
443/454 (page 429)
Licence: Public Domain Mark
Credit: Practical microscopy / by George E. Davis. Source: Wellcome Collection.