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Jäger, Gustav in correspondent 
1870-1879::1875 in date 
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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