From:
Charles Robert Darwin
To:
Gustav Jäger
Date:
3 Feb 1875
Source of text:
Frau Dr Hildegard Jaeger (private collection)
Summary:
Comments on GJ’s book [In Sachen Darwins ins-besondere contra Wigand (1874)]. Not convinced that there are species which are fixed or variable independently of the conditions to which they are subjected.
Contributor:
Darwin Correspondence Project