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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 |
Document type
| letter | (3) |
Correspondent
| Darwin, C. R. | (3) |
| Ehrenberg, C. G. | (3) |
