To Christian Gottfried Ehrenberg 20 April [1844]
Summary
Sends samples likely to contain Infusoria and some that Hooker collected in Antarctic regions.
Author: | Charles Robert Darwin |
Addressee: | Christian Gottfried Ehrenberg |
Date: | 20 Apr [1844] |
Classmark: | Museum für Naturkunde Berlin (MfN/HBSB, N005 NL Christian Gottfried Ehrenberg Nr. 43) |
Letter no: | DCP-LETT-747 |
To C. G. Ehrenberg 4 July [1844]
Summary
Astonished that dust sample contains Infusoria. Thinks dust is volcanic. Will write account of falling dust [see 775]. Offers further samples.
Author: | Charles Robert Darwin |
Addressee: | Christian Gottfried Ehrenberg |
Date: | 4 July [1844] |
Classmark: | Museum für Naturkunde Berlin (MfN/HBSB, N005 NL Christian Gottfried Ehrenberg Nr. 43) |
Letter no: | DCP-LETT-760 |
To C. G. Ehrenberg 5 September [1844]
Summary
Has at last received first letter CGE wrote.
More specimens being sent.
Sends his sketch of paper ["Fine dust in the Atlantic Ocean" (1846), Collected papers 1: 199–203].
D’Orbigny considers Pampas clay deposit result of debacle. CD cannot doubt it is slow, estuary deposit. Would be grateful for information on this point.
Author: | Charles Robert Darwin |
Addressee: | Christian Gottfried Ehrenberg |
Date: | 5 Sept [1844] |
Classmark: | Museum für Naturkunde Berlin (MfN/HBSB, N005 NL Christian Gottfried Ehrenberg Nr. 43) |
Letter no: | DCP-LETT-775 |
From C. G. Ehrenberg 15 June 1844
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.
Author: | Christian Gottfried Ehrenberg |
Addressee: | Charles Robert Darwin |
Date: | 15 June 1844 |
Classmark: | DAR 163: 10 |
Letter no: | DCP-LETT-758 |
From C. G. Ehrenberg 11 July 1844
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.
Author: | Christian Gottfried Ehrenberg |
Addressee: | Charles Robert Darwin |
Date: | 11 July 1844 |
Classmark: | DAR 163: 11 |
Letter no: | DCP-LETT-762 |
letter | (5) |
Darwin, C. R. | (3) |
Ehrenberg, C. G. | (2) |
Ehrenberg, C. G. | (3) |
Darwin, C. R. | (2) |