Search: Darwin, C. R. in correspondent 
1840-1849::1844 in date 
Ehrenberg, C. G. in author 
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From:
Christian Gottfried Ehrenberg
To:
Charles Robert Darwin
Date:
15 June 1844
Source of text:
DAR 163: 10
Summary:

Thanks for earth samples. Discusses Infusoria in samples from Galapagos and Cape Verde Islands. Would like samples from other sites. Will send further results of investigations.

Contributor:
Darwin Correspondence Project
From:
Christian Gottfried Ehrenberg
To:
Charles Robert Darwin
Date:
11 July 1844
Source of text:
DAR 163: 11
Summary:

Thanks for shipments of earth samples. Sends copy of article describing Infusoria in samples ["Einige vorläufige Resultate … über das Verhalten des kleinsten Lebens in den Oceanen", Ber. k. Preuss. Akad. Wiss. Berlin (1844): 182–207]. Asks for more information and samples, especially from the soundings of Ross’s expedition.

Contributor:
Darwin Correspondence Project