Hygiene and public health / by Louis C. Parkes.
- Parkes, Louis Coltman, 1857-1942.
- Date:
- 1895
Licence: Public Domain Mark
Credit: Hygiene and public health / by Louis C. Parkes. Source: Wellcome Collection.
562/578 (page 6)
Licence: Public Domain Mark
Credit: Hygiene and public health / by Louis C. Parkes. Source: Wellcome Collection.