The problem of practical eugenics / by Karl Pearson.
- Pearson, Karl, 1857-1936.
- Date:
- 1912
Licence: In copyright
Credit: The problem of practical eugenics / by Karl Pearson. Source: Wellcome Collection.
30/52 (page 22)
Licence: In copyright
Credit: The problem of practical eugenics / by Karl Pearson. Source: Wellcome Collection.